กลิ่นเอี่ยม จ. The Applications of Fixed Point Theorems for Multi-Valued Mappings on a Metric Space with a Graph. KKU Science Journal, [S. l.], v. 41, n. 3, p. 657–663, 2013. Disponível em: https://ph01.tci-thaijo.org/index.php/KKUSciJ/article/view/249156. Acesso em: 26 aug. 2026.