A Novel Integrated PIPRECIA-Interval-Valued Triangular Fuzzy ARAS Model: E-Learning Course Selection. - Kristina Jaukovic Jocic; Goran Jocic; Darjan Karabasevic; Gabrijela Popovic; Dragisa Stanujkic; Edmundas Kazimieras Zavadskas; Phong Thanh Nguyen (Symmetry, 2020)