{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,29]],"date-time":"2025-10-29T03:12:15Z","timestamp":1761707535834,"version":"3.43.0"},"reference-count":47,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2002,1,1]],"date-time":"2002-01-01T00:00:00Z","timestamp":1009843200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2002,1,1]],"date-time":"2002-01-01T00:00:00Z","timestamp":1009843200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Scientometrics"],"published-print":{"date-parts":[[2002,1]]},"DOI":"10.1023\/a:1014892106059","type":"journal-article","created":{"date-parts":[[2002,12,28]],"date-time":"2002-12-28T16:20:03Z","timestamp":1041092403000},"page":"131-159","source":"Crossref","is-referenced-by-count":29,"title":["Indicators of structural change in the dynamics of science: Entropy statistics of the SCI Journal Citation Reports"],"prefix":"10.1007","volume":"53","author":[{"given":"Loet","family":"Leydesdorff","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","reference":[{"key":"400213_CR1","doi-asserted-by":"crossref","first-page":"86","DOI":"10.1086\/287407","volume":"22","author":"Y. Bar-Hillel","year":"1955","unstructured":"Bar-Hillel, Y. (1955), An examination of information theory, Phil. Sci. 22: 86-105.","journal-title":"Phil. Sci."},{"key":"400213_CR2","volume-title":"Toward a Structural Theory of Action","author":"R. S. Burt","year":"1982","unstructured":"Burt, Ronald S. (1982), Toward a Structural Theory of Action. Academic Press, New York."},{"key":"400213_CR3","first-page":"63","volume":"11","author":"P. Doreian","year":"1986","unstructured":"Doreian, P. (1986), A revised measure of standing of journals in stratified networks, Scientometrics, 11: 63-72.","journal-title":"Scientometrics"},{"key":"400213_CR4","doi-asserted-by":"crossref","first-page":"28","DOI":"10.1002\/asi.4630360103","volume":"36","author":"P. Doreian","year":"1985","unstructured":"Doreian, P., T. J. Fararo (1985), Structural equivalence in a journal network, Journal of the American Society of Information Science, 36: 28-37.","journal-title":"Journal of the American Society of Information Science"},{"issue":"3","key":"400213_CR5","doi-asserted-by":"crossref","first-page":"331","DOI":"10.1016\/S0048-7333(99)00037-2","volume":"29","author":"K. Frenken","year":"2000","unstructured":"Frenken, K., L. Leydesdorff (2000), Scaling trajectories in civil aircraft (1913\u20131997), Research Policy, 29 (3): 331-348.","journal-title":"Research Policy"},{"key":"400213_CR6","doi-asserted-by":"crossref","first-page":"5","DOI":"10.1177\/053901898037001001","volume":"37","author":"Y. Fujigaki","year":"1998","unstructured":"Fujigaki, Y. (1998), Filling the gap between discussions on science and scientists' everyday activities: applying the autopoiesis system theory to scientific knowledge, Social Science Information, 37: 5-22.","journal-title":"Social Science Information"},{"key":"400213_CR7","first-page":"5","volume":"28","author":"E Garfield","year":"1990","unstructured":"Garfield, E. (1990), How ISI selects journals for coverage: Quantitative and qualitative considerations, Current Contents (28 May): 5-13.","journal-title":"Current Contents"},{"issue":"1","key":"400213_CR8","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1007\/BF02459264","volume":"40","author":"R. N. Kostoff","year":"1997","unstructured":"Kostoff, R. N., H. J. Eberthart, D. R. Toothman, R. Pellenberg (1997), Database tomography for technical intelligence: Comparative roadmaps of the research impact assessment literature and the Journal of the American Chemical Society, Scientometrics, 40 (1): 103-134.","journal-title":"Scientometrics"},{"key":"400213_CR9","volume-title":"Science in Action","author":"B. Latour","year":"1987","unstructured":"Latour, B. (1987), Science in Action. Open University Press, Milton Keynes."},{"key":"400213_CR10","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1007\/BF02017235","volume":"9","author":"L. Leydesdorff","year":"1986","unstructured":"Leydesdorff, L. (1986), The development of frames of reference, Scientometrics, 9: 103-125.","journal-title":"Scientometrics"},{"key":"400213_CR11","doi-asserted-by":"crossref","first-page":"291","DOI":"10.1007\/BF02279351","volume":"11","author":"L. Leydesdorff","year":"1987","unstructured":"Leydesdorff, L. (1987), Various methods for the mapping of science, Scientometrics, 11: 291-320.","journal-title":"Scientometrics"},{"key":"400213_CR12","unstructured":"Leydesdorff, L. (1994), Een Scientometrische Verekenning van de Biotechnologie. Rapport in opdracht van de Overlegcommissie Verkenningen (OCV), Amsterdam."},{"key":"400213_CR13","doi-asserted-by":"crossref","first-page":"209","DOI":"10.1016\/0048-7333(89)90016-4","volume":"18","author":"L. Leydesdorff","year":"1989","unstructured":"Leydesdorff, L.(1989), Words and co-words as indicators of intellectual organization, Research Policy, 18: 209-223.","journal-title":"Research Policy"},{"key":"400213_CR14","volume-title":"The Challenge of Scientometrics: The development, measurement, and self-organization of scientific communications","author":"L. Leydesdorff","year":"1995","unstructured":"Leydesdorff, L. (1995), The Challenge of Scientometrics: The development, measurement, and self-organization of scientific communications. DSWO Press\/Leiden University, Leiden, at http:\/\/www.upublish.com\/books\/leydesdorff-sci.htm"},{"issue":"1","key":"400213_CR15","doi-asserted-by":"crossref","first-page":"5","DOI":"10.1007\/BF02458391","volume":"43","author":"L. Leydesdorff","year":"1998","unstructured":"Leydesdorff, L. (1998), Theories of citation?, Scientometrics, 43 (1): 5-25.","journal-title":"Scientometrics"},{"key":"400213_CR16","volume-title":"A Sociological Theory of Communication: The Self-Organization of the Knowledge-Based Society","author":"L. Leydesdorff","year":"2001","unstructured":"Leydesdorff, L. (2001), A Sociological Theory of Communication: The Self-Organization of the Knowledge-Based Society. Universal Publishers, Parkland, FL, at http:\/\/www.upublish.com\/books\/leydesdorff.htm"},{"key":"400213_CR17","first-page":"22","volume":"5","author":"L. Leydesdorff","year":"1987","unstructured":"Leydesdorff, L., P. Van der Schaar (1987), The use of scientometric indicators for evaluating national research programmes, Science & Techology Studies, 5: 22-31.","journal-title":"Science & Techology Studies"},{"key":"400213_CR18","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1007\/BF02016797","volume":"26","author":"L. Leydesdorff","year":"1993","unstructured":"Leydesdorff, L., S. E. Cozzens (1993), The delineation of specialties in terms of journals using the dynamic journal set of the Science Citation Index, Scientometrics, 26: 133-154.","journal-title":"Scientometrics"},{"key":"400213_CR19","doi-asserted-by":"crossref","first-page":"217","DOI":"10.1016\/0048-7333(94)90054-X","volume":"23","author":"L. Leydesdorff","year":"1994","unstructured":"Leydesdorff, L., S. Cozzens, P. Van den Besselaar (1994), Tracking areas of strategic importance using scientometric journal mappings, Research Policy, 23: 217-229.","journal-title":"Research Policy"},{"key":"400213_CR20","doi-asserted-by":"crossref","first-page":"431","DOI":"10.1016\/0048-7333(95)00841-1","volume":"25","author":"L. Leydesdorff","year":"1996","unstructured":"Leydesdorff, L., \u00c9. Gauthier (1996), The evaluation of national performance in selected priority areas using scientometric methods, Research Policy, 25: 431-450.","journal-title":"Research Policy"},{"key":"400213_CR21","doi-asserted-by":"crossref","first-page":"155","DOI":"10.1007\/BF02461129","volume":"38","author":"L. Leydesdorff","year":"1997","unstructured":"Leydesdorff, L., P. Van den Besselaar (1997), Scientometrics and communication theory: Towards theoretically informed indicators, Scientometrics, 38: 155-174.","journal-title":"Scientometrics"},{"key":"400213_CR22","volume-title":"Social Systems","author":"N. Luhmann","year":"1995","unstructured":"Luhmann, N. (1984), Soziale Systeme. Grundri\u00df einer allgemeinen Theorie. Suhrkamp, Frankfurt a.M., (Social Systems, Stanford University Press, Stanford, CA, 1995)."},{"key":"400213_CR23","unstructured":"Luhmann, N. (1990), Die Wissenschaft der Gesellschaft. Suhrkamp, Frankfurt a.M."},{"key":"400213_CR24","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1016\/0048-7333(83)90005-7","volume":"12","author":"B. Martin","year":"1983","unstructured":"Martin, B., J. Irvine (1983), Assessing basic research: Some partial indicators of scientific progress in radio astronomy, Research Policy, 12: 61-90.","journal-title":"Research Policy"},{"key":"400213_CR25","doi-asserted-by":"crossref","unstructured":"Merton, R. K. (1968), The Matthew effect in science, Science, 159 (5 January): 56-63.","DOI":"10.1126\/science.159.3810.56"},{"key":"400213_CR26","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1016\/0048-7333(85)90012-5","volume":"14","author":"H. F. Moed","year":"1985","unstructured":"Moed, H. F., W. J. M. Burger, J. G. Frankfort, A. F. J. Van Raan (1985), The use of bibliometric data for the measurement of university research performance, Research Policy, 14: 131-149.","journal-title":"Research Policy"},{"key":"400213_CR27","volume-title":"Evaluative Bibliometrics","author":"F. Narin","year":"1976","unstructured":"Narin, F. (1976), Evaluative Bibliometrics. Computer Horizons, Inc., Cherry Hill, NJ."},{"key":"400213_CR28","doi-asserted-by":"crossref","first-page":"369","DOI":"10.1007\/BF02017155","volume":"7","author":"F. Narin","year":"1985","unstructured":"Narin, F., E. Noma (1985), Is technology becoming science? Scientometrics, 7: 369-381.","journal-title":"Scientometrics"},{"key":"400213_CR29","doi-asserted-by":"crossref","first-page":"475","DOI":"10.1007\/BF02017103","volume":"14","author":"A. J. Nederhof","year":"1988","unstructured":"Nederhof, A. J. (1988), Changes in publication patterns of biotechnologists: An evaluation of the impact of government stimulation programs in six industrial nations, Scientometrics, 14: 475-485.","journal-title":"Scientometrics"},{"key":"400213_CR30","doi-asserted-by":"crossref","first-page":"510","DOI":"10.1126\/science.149.3683.510","volume":"149","author":"D. d. S. Price","year":"1965","unstructured":"Price, D. de Solla (1965), Networks of scientific papers, Science, 149: 510-515.","journal-title":"Science"},{"key":"400213_CR31","first-page":"141","volume-title":"Inside the Black Box: Technology and Economics","author":"N. Rosenberg","year":"1982","unstructured":"Rosenberg, N. (1982), How exogeneous is science? In: Inside the Black Box: Technology and Economics. Cambridge University Press, Cambridge, pp. 141-159."},{"key":"400213_CR32","doi-asserted-by":"crossref","first-page":"379","DOI":"10.1002\/j.1538-7305.1948.tb01338.x","volume":"27","author":"C. E. Shannon","year":"1948","unstructured":"Shannon, C. E. (1948), A Mathematical theory of communication, Bell System Technical Journal, 27: 379-423 and 623\u2013656.","journal-title":"Bell System Technical Journal"},{"key":"400213_CR33","volume-title":"The Sciences of the Artificial","author":"H. A. Simon","year":"1969","unstructured":"Simon, H. A. (1969), The Sciences of the Artificial. MIT Press, Cambridge, MA\/ London."},{"key":"400213_CR34","first-page":"113","volume":"7","author":"H. Small","year":"1978","unstructured":"Small, H. (1978), Cited documents as concept symbols, Social Studies of Science, 7: 113-122.","journal-title":"Social Studies of Science"},{"key":"400213_CR35","volume-title":"The Cancer Mission. Social Contexts of Biomedical Research","author":"K. E. Studer","year":"1980","unstructured":"Studer, K. E., D. E. Chubin (1980), The Cancer Mission. Social Contexts of Biomedical Research. Sage, Beverly Hills."},{"key":"400213_CR36","first-page":"29","volume":"78","author":"D. R. Swanson","year":"1990","unstructured":"Swanson, D. R. (1990), Medical literature as a potential source of new knowledge, Bull. Med. Libr. Assoc., 78: 29-37.","journal-title":"Bull. Med. Libr. Assoc."},{"key":"400213_CR37","volume-title":"Statistical Decomposition Analysis","author":"H. Theil","year":"1972","unstructured":"Theil, H. (1972), Statistical Decomposition Analysis. North-Holland: Amsterdam\/ London."},{"key":"400213_CR38","first-page":"347","volume":"11","author":"R. Tijssen","year":"1987","unstructured":"Tijssen, R., J. de Leeuw, A. F. J. van Raan (1987), Quasi-correspondence analysis on square scientometric transaction matrices, Scientometrics, 11: 347-361.","journal-title":"Scientometrics"},{"key":"400213_CR39","volume-title":"Cartography of Science: scientometric mapping with multidimensional scaling methods","author":"R. J. W. Tijssen","year":"1992","unstructured":"Tijssen, R. J. W. (1992), Cartography of Science: scientometric mapping with multidimensional scaling methods. DSWO Press\/ Leiden University, Leiden."},{"key":"400213_CR40","doi-asserted-by":"crossref","first-page":"169","DOI":"10.1023\/A:1005686123917","volume":"47","author":"P. Van den Besselaar","year":"2000","unstructured":"Van den Besselaar, P. (2000), Communication between science and technology studies journals, Scientometrics, 47: 169-193.","journal-title":"Scientometrics"},{"key":"400213_CR41","doi-asserted-by":"crossref","first-page":"415","DOI":"10.1002\/(SICI)1097-4571(199606)47:6<415::AID-ASI3>3.0.CO;2-Y","volume":"47","author":"P. Van den Besselaar","year":"1996","unstructured":"Van den Besselaar, P., L. Leydesdorff (1996), Mapping change in scientific specialties: A scientometric reconstruction of the development of artificial intelligence, Journal of the American Society for Information Science, 47: 415-436.","journal-title":"Journal of the American Society for Information Science"},{"key":"400213_CR42","unstructured":"Van den Besselaar, P., G. Heimeriks (2001), Disciplinary, multidisciplinary, interdisciplinary: Concepts and indicators. Paper to be presented at the 8 th ISSI Conference for Scientometrics and Informetrics, Sydney, July."},{"key":"400213_CR43","unstructured":"Van den Daele, W., W. Krohn, P. Weingart (1979) (Eds), Geplante Forschung: Vergleichende Studien \u00fcber den Einfluss politischer Programme auf die Wissenschaftsentwicklung. Suhrkamp, Frankfurt a.M."},{"key":"400213_CR44","first-page":"15","volume":"14","author":"J. Vlach\u00dd","year":"1988","unstructured":"Vlach\u00dd, J. (1988), Informationsanalyse zur Supraleitungsforschung, Physikinformationen, 14: 15-49.","journal-title":"Physikinformationen"},{"key":"400213_CR45","volume-title":"The Intellectual and Social Organization of the Sciences","author":"R. D. Whitley","year":"1984","unstructured":"Whitley, R. D. (1984), The Intellectual and Social Organization of the Sciences. Oxford University Press, Oxford."},{"key":"400213_CR46","unstructured":"Wouters, P. (1999), The Citation Culture. Unpublished Ph.D. Thesis, University of Amsterdam."},{"key":"400213_CR47","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1007\/BF02098006","volume":"4","author":"S. Zsindely","year":"1982","unstructured":"Zsindely, S., A. Schubert, T. Braun (1982), Editorial gatekeeping patterns in international science journals: A new science indiator, Scientometrics, 4: 57-68.","journal-title":"Scientometrics"}],"container-title":["Scientometrics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1023\/A:1014892106059.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1023\/A:1014892106059\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1023\/A:1014892106059.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,8,7]],"date-time":"2025-08-07T08:22:57Z","timestamp":1754554977000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1023\/A:1014892106059"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2002,1]]},"references-count":47,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2002,1]]}},"alternative-id":["400213"],"URL":"https:\/\/doi.org\/10.1023\/a:1014892106059","relation":{},"ISSN":["0138-9130","1588-2861"],"issn-type":[{"type":"print","value":"0138-9130"},{"type":"electronic","value":"1588-2861"}],"subject":[],"published":{"date-parts":[[2002,1]]}}}