NGUYEN, Thanh Nghia; NGUYEN, Trung Hieu. The fixed point theorem for almost generalized (ψ ,ϕ)- contractive mappings in ordered b -metric spaces. Dong Thap University Journal of Science, [S. l.], n. 14, p. 64–70, 2015. DOI: 10.52714/dthu.14.8.2015.226. Disponível em: https://dthujs.vn/index.php/dthujs/article/view/836. Acesso em: 20 may. 2024.