PETRUȘEL, Adrian; RUS, Ioan A.; ȘERBAN, Marcel Adrian. Theoretical and numerical considerations on Bratu-type problems. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 66, n. 1, p. 29–46, 2022. DOI: 10.24193/subbmath.2021.1.03. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1225. Acesso em: 5 feb. 2025.