Suzuki - F ( ψ − ϕ ) − α type fixed point theorem on quasi metric spaces. Advances in the Theory of Nonlinear Analysis and its Application, [S. l.], v. 4, n. 1, p. 43–50, 2023. Disponível em: https://atnaea.org/index.php/journal/article/view/64.. Acesso em: 3 may. 2026.