A. Hussain, S. Latif, and K. Ullah, “A Novel Approach of Picture Fuzzy Sets with Unknown Degree of Weights based on Schweizer-Sklar Aggregation Operators”., jirmcs, vol. 1, no. 2, pp. 18–39, Dec. 2022, Accessed: Jul. 23, 2026. [Online]. Available: https://jirmcs.agasr.org/index.php/jirmcs/article/view/8