OLATINWO, Memudu O. Some generalizations of non-unique fixed point theorems of Ćirić-type for (Φ,ψ)-hybrid contractive mappings. Annales Mathematicae Silesianae, [S. l.], v. 33, p. 221–234, 2019. Disponível em: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/13669. Acesso em: 7 may. 2025.