Stanujkić, Dragiša, and Darjan Karabašević. 2018. “An Extension of the WASPAS Method for Decision-Making Problems With Intuitionistic Fuzzy Numbers: A Case of Website Evaluation”. Operational Research in Engineering Sciences: Theory and Applications 1 (1), 29-39. http://www.oresta.org/index.php/oresta/article/view/4.