JANA, Swarup; ISLAM, Sahidul. A Pythagorean Hesitant Fuzzy Programming Approach and Its Application to Multi Objective Reliability Optimization Problem. Yugoslav Journal of Operations Research, [S. l.], v. 34, n. 2, p. 201–227, 2023. DOI: 10.2298/YJOR230417024J. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/779. Acesso em: 28 aug. 2025.