Jun YangBin Wang 0015Xiaochun Yang 0001Hongyi ZhangGuang XiangA secure K-automorphism privacy preserving approach with high data utility in social networks.1399-141120147Secur. Commun. Networks9https://doi.org/10.1002/sec.840https://www.wikidata.org/entity/Q115149987db/journals/scn/scn7.html#YangWYZX14