Saeed, Muhammad, Inam Ul Haq, Hafiz, Ali, Mubashir, AND Mustafa, Mudassira. " A Robust Algorithmic Framework for the Evaluation of World Happiness Ranking Based on Q Rung Orthopair Triangular Fuzzy Neutrosophic Set With Possibility Setting (PQ-RTFNS)" Yugoslav Journal of Operations Research [Online], (8 July 2025)