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Then\n                    <jats:italic>L<\/jats:italic>\n                    -concave bases are introduced and their relations with\n                    <jats:italic>L<\/jats:italic>\n                    -concave structure are discussed. As an application of\n                    <jats:italic>L<\/jats:italic>\n                    -concave bases,\n                    <jats:italic>L<\/jats:italic>\n                    -topological-concave spaces are introduced and some characterizations of them are obtained.\n                  <\/jats:p>","DOI":"10.3233\/jifs-181286","type":"journal-article","created":{"date-parts":[[2018,9,11]],"date-time":"2018-09-11T16:51:23Z","timestamp":1536684683000},"page":"4731-4743","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":5,"title":["<i>L<\/i>\n                    -concave bases and\n                    <i>L<\/i>\n                    -topological-concave spaces"],"prefix":"10.1177","volume":"35","author":[{"given":"Xiu-Yun","family":"Wu","sequence":"first","affiliation":[{"name":"School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, China"},{"name":"School of Science, Hunan Institute of Science and Engineering, Yongzhou, China"}]},{"given":"Fu-Gui","family":"Shi","sequence":"additional","affiliation":[{"name":"School of Mathematics and Statistics, Beijing Institute of Technology, Beijing, China"}]}],"member":"179","published-online":{"date-parts":[[2018,9,8]]},"reference":[{"key":"e_1_3_2_2_2","volume-title":"Abstract and concrete categories","author":"Ad\u00e1mek J.","year":"1990","unstructured":"Ad\u00e1mekJ., HerrlichH., StreckerG., Abstract and concrete categories, Wiley, 1990."},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1080\/00029890.1990.11995655"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.disc.2003.07.014"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1080\/00029890.1962.11989897"},{"key":"e_1_3_2_6_2","volume-title":"A general theory of convexity, Dissertation","author":"Jamison R.E.","year":"1974","unstructured":"JamisonR.E., A general theory of convexity, Dissertation, University of Wathington, Seatle, Wathington, 1974."},{"issue":"5","key":"e_1_3_2_7_2","first-page":"10","article-title":"On the embedding of convex spaces in stratified L-convex spaces","author":"Jin Q.","year":"2016","unstructured":"JinQ. and LiL.Q., On the embedding of convex spaces in stratified L-convex spaces, Springer Plus (5) (2016), 10.","journal-title":"Springer Plus"},{"key":"e_1_3_2_8_2","doi-asserted-by":"publisher","DOI":"10.3233\/JIFS-161491"},{"key":"e_1_3_2_9_2","doi-asserted-by":"publisher","unstructured":"LiL.Q. 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