LA ROSA, Vincenzo; VETRO, Pasquale. Common fixed points for alpha-psi-phi-contractions in generalized metric spaces. Nonlinear Analysis: Modelling and Control, [S. l.], v. 19, n. 1, p. 43–54, 2014. DOI: 10.15388/NA.2014.1.3. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/13691. Acesso em: 10 may. 2025.