{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,4]],"date-time":"2026-10-04T06:04:55Z","timestamp":1791093895089,"version":"4.1.0"},"publisher-location":"New York, New York, USA","reference-count":0,"publisher":"ACM Press","license":[{"start":{"date-parts":[[2012,1,1]],"date-time":"2012-01-01T00:00:00Z","timestamp":1325376000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2012]]},"DOI":"10.1145\/2377816.2377825","type":"proceedings-article","created":{"date-parts":[[2012,9,25]],"date-time":"2012-09-25T19:48:43Z","timestamp":1348602523000},"page":"62-69","source":"Crossref","is-referenced-by-count":18,"title":["Towards a catalog of variability evolution patterns"],"prefix":"10.1145","author":[{"given":"Leonardo","family":"Passos","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Krzysztof","family":"Czarnecki","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrzej","family":"W\u0105sowski","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","event":{"name":"the 4th International Workshop","location":"Dresden, Germany","acronym":"FOSD '12","number":"4","sponsor":["Metop GmbH"],"start":{"date-parts":[[2012,9,24]]},"end":{"date-parts":[[2012,9,25]]}},"container-title":["Proceedings of the 4th International Workshop on Feature-Oriented Software Development - FOSD '12"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/2377816.2377825","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/dl.acm.org\/ft_gateway.cfm?id=2377825&amp;ftid=1292416&amp;dwn=1","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T05:21:19Z","timestamp":1750224079000},"score":1,"resource":{"primary":{"URL":"http:\/\/dl.acm.org\/citation.cfm?doid=2377816.2377825"}},"subtitle":["the Linux kernel case"],"proceedings-subject":"Feature-Oriented Software Development","short-title":[],"issued":{"date-parts":[[2012]]},"references-count":0,"URL":"https:\/\/doi.org\/10.1145\/2377816.2377825","relation":{},"subject":[],"published":{"date-parts":[[2012]]}}}