{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,12]],"date-time":"2025-10-12T04:31:06Z","timestamp":1760243466459,"version":"build-2065373602"},"reference-count":23,"publisher":"MDPI AG","issue":"10","license":[{"start":{"date-parts":[[2022,9,27]],"date-time":"2022-09-27T00:00:00Z","timestamp":1664236800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Natural Science Foundation of Nanjing Vocational College of Information Technology","award":["YK20180403"],"award-info":[{"award-number":["YK20180403"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Axioms"],"abstract":"<jats:p>By making use of a higher-order q-derivative operator, certain families of meromorphic q-starlike functions and meromorphic q-convex functions are introduced and studied. Several sufficient conditions and coefficient inequalities for functions in these subclasses are derived. The results presented in this article extend and generalize a number of previous results.<\/jats:p>","DOI":"10.3390\/axioms11100509","type":"journal-article","created":{"date-parts":[[2022,9,27]],"date-time":"2022-09-27T21:23:27Z","timestamp":1664313807000},"page":"509","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Applications of Higher-Order q-Derivative to Meromorphic q-Starlike Function Related to Janowski Function"],"prefix":"10.3390","volume":"11","author":[{"given":"Likai","family":"Liu","sequence":"first","affiliation":[{"name":"Information Technology Department, Nanjing Vocational College of Information Technology, Nanjing 210023, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7581-615X","authenticated-orcid":false,"given":"Rekha","family":"Srivastava","sequence":"additional","affiliation":[{"name":"Department of Mathematics and Statistics, University of Victoria, Victoria, BC V8W 3R4, Canada"}]},{"given":"Jin-Lin","family":"Liu","sequence":"additional","affiliation":[{"name":"Department of Information Science, Yangzhou University, Yangzhou 225002, China"}]}],"member":"1968","published-online":{"date-parts":[[2022,9,27]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"253","DOI":"10.1017\/S0080456800002751","article-title":"On q-functions and a certain difference operator","volume":"46","author":"Jackson","year":"1908","journal-title":"Trans. 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