Abdullah, Siti Rohana Goh, and Muhammad Zaini Ahmad. “A Review on Picture Fuzzy Aggregation Operators”. Journal of Advanced Research in Applied Sciences and Engineering Technology 42, no. 1 (March 26, 2024): 158–179. Accessed May 16, 2024. http://semarakilmu.com.my/journals/index.php/applied_sciences_eng_tech/article/view/4103.