Show 50 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Ashraf, S." or (type any "bookEditor issueEditor" and editor="Ashraf, S.") Add to list Journal Article A2 open access Intuitionistic fuzzy bi-implicator and properties of Lukasiewicz intuitionistic fuzzy bi-implicator S. Ashraf, M. Qayyum and Etienne Kerre (UGent) (2019) TWMS JOURNAL OF APPLIED AND ENGINEERING MATHEMATICS. 9(2). p.315-326 Add to list Journal Article A2 open access Dombi fuzzy graphs S. Ashraf, S. Naz and Etienne Kerre (UGent) (2018) FUZZY INFORMATION AND ENGINEERING. 10(1). p.58-79