V. VIJAYA, D.RAJALAXMI, MANIKANDAN.H. Decision Making in Fuzzy Environment Using Pythagorean Fuzzy Numbers. Mathematical Statistician and Engineering Applications, [S. l.], v. 71, n. 4, p. 846–854, 2022. DOI: 10.17762/msea.v71i4.575. Disponível em: https://www.philstat.org/index.php/MSEA/article/view/575. Acesso em: 3 may. 2024.