FILIP, Alexandru-Darius. Some applications of Maia’s fixed point theorem for Fredholm integral equation systems. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 67, n. 1, p. 189–202, 2022. DOI: 10.24193/subbmath.2022.1.14. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1468. Acesso em: 5 feb. 2025.