Abed SS, Latif SQ. Finding Fixed Points for Set-Valued Mappings by Graph Concepts. Al-Mustansiriyah J. Sci. [Internet]. 2020 Dec. 20 [cited 2025 Jul. 6];31(4):95-100. Available from: https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/894