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(in Bulgarian)"},{"key":"765_CR22","unstructured":"Asenov A (2006) Biogeografski rayon na Chernomorskoto kraybrezhie. V: Biogeografiya na Balgaria (Biogeographic region of the Black Sea coast. In: Biogeography of Bulgaria), (A\u0441\u0435\u043d\u043e\u0432 \u0410 (2006) \u0411\u0438\u043e\u0433\u0435\u043e\u0433\u0440\u0430\u0444\u0441\u043a\u0438 \u0440\u0430\u0439\u043e\u043d \u043d\u0430 \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0441\u043a\u043e\u0442\u043e \u043a\u0440\u0430\u0439\u0431\u0440\u0435\u0436\u0438\u0435. \u0412: \u0411\u0438\u043e\u0433\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). AN-DI Andrian Tassev, Sofia, pp 426\u2013446. (in Bulgarian)"},{"key":"765_CR23","unstructured":"Ivanov K, Marinov IV, Panayotov T, Petkov AI (1961) Hidrografska harakteristika na rekite. Chernomorski basein V: Hidrologiya na Balgariya (Hydrographic characteristic of the rivers. Black Sea (drainage) basin. 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Trudove na Instituta po okeanologiya \u2013 BAN (Proceedings of the Institute of Oceanology \u2013 BAS), (T\u0442\u0440\u0443\u0434\u043e\u0432\u0435 \u043d\u0430 \u0418\u043d\u0441\u0442\u0438\u0442\u0443\u0442\u0430 \u043f\u043e \u043e\u043a\u0435\u0430\u043d\u043e\u043b\u043e\u0433\u0438\u044f \u2013 \u0411\u0410\u041d) 4:29-35"},{"key":"765_CR25","unstructured":"Hristova N (2012) Chernomorski ottochen basein. V: Rechni vodi na Balgariya (Black Sea catchment basin. In: Riverine waters of Bulgaria), (\u0425\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u041d (2012) \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0441\u043a\u0438 \u043e\u0442\u0442\u043e\u0447\u0435\u043d \u0431\u0430\u0441\u0435\u0439\u043d. \u0412: \u0420\u0435\u0447\u043d\u0438 \u0432\u043e\u0434\u0438 \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). Tip-Top Press, Sofia, pp 153\u2013193. (in Bulgarian)"},{"key":"765_CR26","doi-asserted-by":"publisher","first-page":"143","DOI":"10.1016\/j.proenv.2012.03.014","volume":"14","author":"EI Ivanova","year":"2012","unstructured":"Ivanova EI, Nedkov RD, Ivanova IB, Radeva KL (2012) Morpho-hydrographic analysis of the Black Sea catchment area in Bulgaria. Procedia Environ Sci 14:143\u2013153","journal-title":"Procedia Environ Sci"},{"key":"765_CR27","unstructured":"Georgiev G (2004) Chernomorski biogeografski rayon. V: Natsionalnite i prirodnite parkove i rezervatite v Balgariya (Black Sea biogeographic region. In: National and nature parks and reserves in Bulgaria), (\u0413\u0435\u043e\u0440\u0433\u0438\u0435\u0432 \u0413 (2004) \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0441\u043a\u0438 \u0431\u0438\u043e\u0433\u0435\u043e\u0433\u0440\u0430\u0444\u0441\u043a\u0438 \u0440\u0430\u0439\u043e\u043d. \u0412: \u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u043d\u0438\u0442\u0435 \u0438 \u043f\u0440\u0438\u0440\u043e\u0434\u043d\u0438\u0442\u0435 \u043f\u0430\u0440\u043a\u043e\u0432\u0435 \u0438 \u0440\u0435\u0437\u0435\u0440\u0432\u0430\u0442\u0438\u0442\u0435 \u0432 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). Gea-Libris Press, Sofia, pp 217\u2013271. (in Bulgarian)"},{"key":"765_CR28","unstructured":"Zashtiteni teritorii v obhvata na RIOSV-Varna (Protected areas within the spatial extent of the Regional Inspectorate for Environment \u2013 Varna), (\u0417\u0430\u0449\u0438\u0442\u0435\u043d\u0438 \u0442\u0435\u0440\u0438\u0442\u043e\u0440\u0438\u0438 \u0432 \u043e\u0431\u0445\u0432\u0430\u0442\u0430 \u043d\u0430 \u0420\u0418\u041e\u0421\u0412-\u0412\u0430\u0440\u043d\u0430), (2004). Published by the Regional Inspectorate for Environment \u2013 Varna, 56 p. (in Bulgarian)"},{"key":"765_CR29","unstructured":"Register of the protected areas and NATURA 2000 sites in Bulgaria, Executive Environment Agency (2014). http:\/\/eea.government.bg\/zpo\/en\/index.jsp. \u0410ccessed 1 Nov 2020"},{"key":"765_CR30","unstructured":"Biodiversity Act of the Republic of Bulgaria (2002). https:\/\/lex.bg\/laws\/ldoc\/2135456926. Accessed 1 Nov 2020. (in Bulgarian)"},{"key":"765_CR31","doi-asserted-by":"publisher","unstructured":"Filipova-Marinova M, Pavlov D, Kotsev I (2017) Vegetation cover. In: Kotsev I, Stanchev HR (eds) Sensitivity mapping and analysis of the Bulgarian Black Sea coastal zone. Pulsio, Sofia, pp 59\u201371. https:\/\/doi.org\/10.7546\/IO.BAS.2018.2","DOI":"10.7546\/IO.BAS.2018.2"},{"key":"765_CR32","unstructured":"Information system for protected sites of the Bulgarian NATURA 2000 network (2013) http:\/\/www.natura2000.moew.government.bg. Accessed 31 Oct 2020. in Bulgarian"},{"key":"765_CR33","unstructured":"\u0410ngelov D (1978) Chernomorieto prez IV-XV vek. V: Cherno more (sbornik), (The Black Sea and the Black Sea coast in the period 4th \u2013 15th century A.D. In: Black Sea (miscellany)), (\u0410\u043d\u0433\u0435\u043b\u043e\u0432 \u0414 (1978) \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0438\u0435\u0442\u043e \u043f\u0440\u0435\u0437 IV-XV \u0432\u0435\u043a. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, pp 452\u2013485. (in Bulgarian)"},{"key":"765_CR34","unstructured":"Paskaleva V (1978) Cherno more i Chernomorieto prez epohata na Osmanskoto vladichestvo v balgarskite zemi. V: Cherno more (sbornik), (The Black Sea and the Black Sea coast during the epoch of the Ottoman rule in the Bulgarian lands. In: Black Sea (miscellany)), (\u041f\u0430\u0441\u043a\u0430\u043b\u0435\u0432\u0430 \u0412 (1978) \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 \u0438 \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0438\u0435\u0442\u043e \u043f\u0440\u0435\u0437 \u0435\u043f\u043e\u0445\u0430\u0442\u0430 \u043d\u0430 \u041e\u0441\u043c\u0430\u043d\u0441\u043a\u043e\u0442\u043e \u0432\u043b\u0430\u0434\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0432 \u0431\u044a\u043b\u0433\u0430\u0440\u0441\u043a\u0438\u0442\u0435 \u0437\u0435\u043c\u0438. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, pp 486\u2013507. (in Bulgarian)"},{"key":"765_CR35","unstructured":"Pavlov Vl (1978) Cherno more v politikata na kraybrezhnite darzhavi i na Velikite sili (1878\u20131918). V: Cherno more (sbornik), (The Black Sea in the political agenda of the littoral states and the Great Powers (1878\u20131918). In: Black Sea (miscellany)), (\u041f\u0430\u0432\u043b\u043e\u0432 \u0412\u043b (1978) \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 \u0432 \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0430\u0442\u0430 \u043d\u0430 \u043a\u0440\u0430\u0439\u0431\u0440\u0435\u0436\u043d\u0438\u0442\u0435 \u0434\u044a\u0440\u0436\u0430\u0432\u0438 \u0438 \u043d\u0430 \u0412\u0435\u043b\u0438\u043a\u0438\u0442\u0435 \u0441\u0438\u043b\u0438. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, p 531\u2013568 (in Bulgarian)"},{"key":"765_CR36","unstructured":"Mladenov CH (2002) Dinamika na naselenieto za perioda 1880\u20132001 g. In: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Population dynamics during the period 1880\u20132001. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (2002a) \u0414\u0438\u043d\u0430\u043c\u0438\u043a\u0430 \u043d\u0430 \u043d\u0430\u0441\u0435\u043b\u0435\u043d\u0438\u0435\u0442\u043e \u0437\u0430 \u043f\u0435\u0440\u0438\u043e\u0434\u0430 1880\u20132001 \u0433. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 443\u2013445. (in Bulgarian)"},{"key":"765_CR37","unstructured":"Mladenov Ch (2002) Migratsii na naselenieto v Balgaria. In: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Migration movements in Bulgaria. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (2002\u0431) \u041c\u0438\u0433\u0440\u0430\u0446\u0438\u0438 \u043d\u0430 \u043d\u0430\u0441\u0435\u043b\u0435\u043d\u0438\u0435\u0442\u043e \u0432 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 457\u2013467. (in Bulgarian)"},{"key":"765_CR38","unstructured":"Ninov Z (2002) Gradsko i selsko naselenie. In: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Urban and rural population. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u041d\u0438\u043d\u043e\u0432 \u0417 (2002\u0430) \u0413\u0440\u0430\u0434\u0441\u043a\u043e \u0438 \u0441\u0435\u043b\u0441\u043a\u043e \u043d\u0430\u0441\u0435\u043b\u0435\u043d\u0438\u0435. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 468\u2013470. (in Bulgarian)"},{"key":"765_CR39","unstructured":"Ninov Z (2002) Zarazhdane i razvitie na selishtata i selishtnata mrezha. In: Kopralev I, Yordanova, M, Mladenov CH (red) Geografiya na Balgaria, (Formation and development of the settlements and the settlement network. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u041d\u0438\u043d\u043e\u0432 \u0417 (2002\u0431) \u0417\u0430\u0440\u0430\u0436\u0434\u0430\u043d\u0435 \u0438 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u0430 \u0441\u0435\u043b\u0438\u0449\u0430\u0442\u0430 \u0438 \u0441\u0435\u043b\u0438\u0449\u043d\u0430\u0442\u0430 \u043c\u0440\u0435\u0436\u0430. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 517\u2013520. (in Bulgarian)"},{"key":"765_CR40","unstructured":"Dimitrov E (2002) Urbanizatsiya. In: Kopralev I, Yordanova, M, Mladenov CH (red) Geografiya na Balgaria, (Urbanization. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u0414\u0438\u043c\u0438\u0442\u0440\u043e\u0432 \u0415 (2002) \u0423\u0440\u0431\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 525\u2013529. (in Bulgarian)"},{"key":"765_CR41","unstructured":"Ilieva M (2002) Obshta harakteristika na natsionalnoto stopanstvo. In: Kopralev I, Yordanova, M, Mladenov CH (red) Geografiya na Balgaria, (General characteristics of the national economy. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u0418\u043b\u0438\u0435\u0432\u0430 \u041c (2002) \u041e\u0431\u0449\u0430 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0430 \u043d\u0430 \u043d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u043d\u043e\u0442\u043e \u0441\u0442\u043e\u043f\u0430\u043d\u0441\u0442\u0432\u043e. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 537\u2013544. (in Bulgarian)"},{"key":"765_CR42","unstructured":"Ilieva M, Ninov Z, Kolev B, Terziyska E, Dimitrov E, Rukova P, Kopralev I, Grozeva M (2002) Sektorna i otraslova struktura na stopanstvoto. In: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Sectoral and branch structure of the national economy. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u0418\u043b\u0438\u0435\u0432\u0430 \u041c, \u041d\u0438\u043d\u043e\u0432 \u0417, \u041a\u043e\u043b\u0435\u0432 \u0411, \u0422\u0435\u0440\u0437\u0438\u0439\u0441\u043a\u0430 \u0415, \u0414\u0438\u043c\u0438\u0442\u0440\u043e\u0432 \u0415, \u0420\u0443\u043a\u043e\u0432\u0430 \u041f, \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0413\u0440\u043e\u0437\u0435\u0432\u0430 \u041c (2002) \u0421\u0435\u043a\u0442\u043e\u0440\u043d\u0430 \u0438 \u043e\u0442\u0440\u0430\u0441\u043b\u043e\u0432\u0430 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430 \u043d\u0430 \u0441\u0442\u043e\u043f\u0430\u043d\u0441\u0442\u0432\u043e\u0442\u043e. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, pp 545\u2013668. (in Bulgarian)"},{"key":"765_CR43","unstructured":"Georgiev A (1978) Cherno more i razvitieto na turizma. V: Cherno more (sbornik), (The Black Sea and the tourist development. In: Black Sea (miscellany)), (\u0413\u0435\u043e\u0440\u0433\u0438\u0435\u0432 \u0410 (1978) \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 \u0438 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u0442\u043e \u043d\u0430 \u0442\u0443\u0440\u0438\u0437\u043c\u0430. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, pp 365\u2013390. (in Bulgarian)"},{"key":"765_CR44","unstructured":"Donchev D (1978) Balgarskoto Chernomorie po patya na sotsialisticheskite preobrazuvaniya. V: Cherno more (sbornik), (The Bulgarian Black Sea coast on the path to the Socialist conversions. In: Black Sea (miscellany)), (\u0414\u043e\u043d\u0447\u0435\u0432 \u0414 (1978) \u0411\u044a\u043b\u0433\u0430\u0440\u0441\u043a\u043e\u0442\u043e \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0438\u0435 \u043f\u043e \u043f\u044a\u0442\u044f \u043d\u0430 \u0441\u043e\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0442\u0435 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0432\u0430\u043d\u0438\u044f. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, pp 580\u2013588. (in Bulgarian)"},{"key":"765_CR45","unstructured":"Tsvetkov L, Velev Vl (1978) Zashtita na prirodata. V: Cherno more (sbornik), (Nature conservation and environmental preservation. In: Black Sea (miscellany)), (\u0426\u0432\u0435\u0442\u043a\u043e\u0432 \u041b, \u0412\u0435\u043b\u0435\u0432 \u0412\u043b (1978) \u0417\u0430\u0449\u0438\u0442\u0430 \u043d\u0430 \u043f\u0440\u0438\u0440\u043e\u0434\u0430\u0442\u0430. \u0412: \u0427\u0435\u0440\u043d\u043e \u043c\u043e\u0440\u0435 (\u0441\u0431\u043e\u0440\u043d\u0438\u043a)). Georgi Bakalov, Varna, pp 295\u2013318. (in Bulgarian)"},{"key":"765_CR46","unstructured":"Daneva M, Mishev K (1979) Balgarskoto Chernomorsko kraybrezhie. Izdatelstvo na Balgarskata akademiya na naukite, Sofia (the Bulgarian Black Sea coast. Academic Press of the Bulgarian Academy of sciences, Sofia), (\u0414\u0430\u043d\u0435\u0432\u0430 M, M\u0438\u0448\u0435\u0432 \u041a (1979) \u0411\u044a\u043b\u0433\u0430\u0440\u0441\u043a\u043e\u0442\u043e \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0441\u043a\u043e \u043a\u0440\u0430\u0439\u0431\u0440\u0435\u0436\u0438\u0435. \u0418\u0437\u0434\u0430\u0442\u0435\u043b\u0441\u0442\u0432\u043e \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0441\u043a\u0430\u0442\u0430 \u0430\u043a\u0430\u0434\u0435\u043c\u0438\u044f \u043d\u0430 \u043d\u0430\u0443\u043a\u0438\u0442\u0435, \u0421\u043e\u0444\u0438\u044f). (in Bulgarian)"},{"key":"765_CR47","unstructured":"Antsyferov S, Belberov ZDR, Massel S (1990) Dynamical processes in coastal regions. Academic Press of the Bulgarian Academy of Sciences, Sofia"},{"key":"765_CR48","unstructured":"Dachev V, Nikolov HR (1977) Integralni izmeneniya na bregovata liniya pri akumulativnite uchastatsi mezhdu Cherni nos i kurortniya kompleks \u201cAlbena\u201d (Integral coastline changes at the accumulative sectors between Cape Cherni nos and Albena Maritime Resort), (\u0414\u0430\u0447\u0435\u0432 \u0412, \u041d\u0438\u043a\u043e\u043b\u043e\u0432 \u0425\u0440 (1977 \u0418\u043d\u0442\u0435\u0433\u0440\u0430\u043b\u043d\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430 \u0431\u0440\u0435\u0433\u043e\u0432\u0430\u0442\u0430 \u043b\u0438\u043d\u0438\u044f \u043f\u0440\u0438 \u0430\u043a\u0443\u043c\u0443\u043b\u0430\u0442\u0438\u0432\u043d\u0438\u0442\u0435 \u0443\u0447\u0430\u0441\u0442\u044a\u0446\u0438 \u043c\u0435\u0436\u0434\u0443 \u0427\u0435\u0440\u043d\u0438 \u043d\u043e\u0441 \u0438 \u043a\u0443\u0440\u043e\u0440\u0442\u043d\u0438\u044f \u043a\u043e\u043c\u043f\u043b\u0435\u043a\u0441 \u201e\u0410\u043b\u0431\u0435\u043d\u0430\u201d). \u041ekeanologiya 2: 57\u201364. (in Bulgarian)"},{"key":"765_CR49","unstructured":"Velikov V, Drenovski IV, Mihaylov M, Vlaskov Vl (2002) Prirodni predpostavki i antropogenni faktori za narusheniya na okolnata sreda. V: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Natural prerequisites and anthropogenic factors for environmental degradation. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u0412\u0435\u043b\u0438\u043a\u043e\u0432 \u0412, \u0414\u0440\u0435\u043d\u043e\u0432\u0441\u043a\u0438 \u0418\u0432, \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432 \u041c, \u0412\u043b\u0430\u0441\u043a\u043e\u0432 \u0412\u043b (2002) \u041f\u0440\u0438\u0440\u043e\u0434\u043d\u0438 \u043f\u0440\u0435\u0434\u043f\u043e\u0441\u0442\u0430\u0432\u043a\u0438 \u0438 \u0430\u043d\u0442\u0440\u043e\u043f\u043e\u0433\u0435\u043d\u043d\u0438 \u0444\u0430\u043a\u0442\u043e\u0440\u0438 \u0437\u0430 \u043d\u0430\u0440\u0443\u0448\u0435\u043d\u0438\u044f \u043d\u0430 \u043e\u043a\u043e\u043b\u043d\u0430\u0442\u0430 \u0441\u0440\u0435\u0434\u0430. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, p 411\u2013416 (in Bulgarian)"},{"key":"765_CR50","unstructured":"Petrov P (2002) Problemi po sahranyavaneto i ratsionalnoto izpolzvane na prirodnoto nasledstvo. V: Kopralev I, Yordanova, M, Mladenov Ch (red) Geografiya na Balgaria, (Problems of preservation and rational use of the natural heritage. In: Kopralev I, Yordanova, M, Mladenov Ch (eds) Geography of Bulgaria), (\u041f\u0435\u0442\u0440\u043e\u0432 \u041f (2002) \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0438 \u043f\u043e \u0441\u044a\u0445\u0440\u0430\u043d\u044f\u0432\u0430\u043d\u0435\u0442\u043e \u0438 \u0440\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u043d\u043e\u0442\u043e \u0438\u0437\u043f\u043e\u043b\u0437\u0432\u0430\u043d\u0435 \u043d\u0430 \u043f\u0440\u0438\u0440\u043e\u0434\u043d\u043e\u0442\u043e \u043d\u0430\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u043e. \u0412: \u041a\u043e\u043f\u0440\u0430\u043b\u0435\u0432 \u0418, \u0419\u043e\u0440\u0434\u0430\u043d\u043e\u0432\u0430 \u041c, \u041c\u043b\u0430\u0434\u0435\u043d\u043e\u0432 \u0427 (\u0440\u0435\u0434) \u0413\u0435\u043e\u0433\u0440\u0430\u0444\u0438\u044f \u043d\u0430 \u0411\u044a\u043b\u0433\u0430\u0440\u0438\u044f). ForKom, Sofia, p 436\u2013437 (in Bulgarian)"},{"key":"765_CR51","unstructured":"Predvaritelna otsenka na riska ot navodneniya v Chernomorski rayon za baseynovo upravlenie na vodite (2012) Preliminary flood risk assessment in the Black Sea river basin district for water management. (\u041f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u043d\u0430 \u043e\u0446\u0435\u043d\u043a\u0430 \u043d\u0430 \u0440\u0438\u0441\u043a\u0430 \u043e\u0442 \u043d\u0430\u0432\u043e\u0434\u043d\u0435\u043d\u0438\u044f \u0432 \u0427\u0435\u0440\u043d\u043e\u043c\u043e\u0440\u0441\u043a\u0438 \u0440\u0430\u0439\u043e\u043d \u0437\u0430 \u0431\u0430\u0441\u0435\u0439\u043d\u043e\u0432\u043e \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043d\u0430 \u0432\u043e\u0434\u0438\u0442\u0435). https:\/\/www.bsbd.org\/UserFiles\/File\/Copy%20of%20BSBD_PFRA_v2.pdf. Accessed 1 Nov 2020"},{"key":"765_CR52","unstructured":"Topographic and other maps as a free WMS service. https:\/\/kade.si. Accessed 31 Oct 2020"}],"container-title":["The Handbook of Environmental Chemistry","Nature-Based Solutions for Flood Mitigation"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/698_2021_765","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,5,30]],"date-time":"2022-05-30T08:14:23Z","timestamp":1653898463000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/698_2021_765"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021]]},"ISBN":["9783030775049","9783030775056"],"references-count":52,"URL":"https:\/\/doi.org\/10.1007\/698_2021_765","relation":{},"ISSN":["1867-979X","1616-864X"],"issn-type":[{"value":"1867-979X","type":"print"},{"value":"1616-864X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021]]},"assertion":[{"value":"6 May 2021","order":1,"name":"first_online","label":"First Online","group":{"name":"ChapterHistory","label":"Chapter History"}}]}}