Ha, Quang Thuy and Nguyen, Linh Anh and Nguyen, Thi Hong Khanh and Tran, Thanh Luong  (2018) Fuzzy Bisimulations in Fuzzy Description Logics Under the Gödel Semantics.   In:  International Joint Conference on Rough Sets (IJCRS 2018).   Lecture Notes in Computer Science  (11103).  Springer, pp. 559-571.  ISBN ISBN 978-3-319-99367-6