SEIKH, Mijanur Rahaman; MANDAL, Utpal. Some Picture Fuzzy Aggregation Operators based on Frank t-norm and t-conorm: Application to MADM Process. Informatica, [S. l.], v. 45, n. 3, 2021. DOI: 10.31449/inf.v45i3.3025. Disponível em: https://www.informatica.si/index.php/informatica/article/view/3025. Acesso em: 14 jan. 2026.