GUNJAN, M. K.; ADAK, A. K. Some Properties of Pythagorean Fuzzy Normed Ideals. Communications in Mathematics and Applications, [S. l.], v. 16, n. 2, p. 631–641, 2025. DOI: 10.26713/cma.v16i2.2992. Disponível em: https://www.rgnpublications.com/journals/index.php/cma/article/view/2992. Acesso em: 16 feb. 2026.