HOSSEINZADEH, R. Maps Preserving the Coincidence Points of Operators. Eurasian Mathematical Journal, [S. l.], v. 12, n. 3, p. 42–45, 2021. DOI: 10.32523/2077-9879-2021-12-3-42-45. Disponível em: https://emj.enu.kz/index.php/main/article/view/224. Acesso em: 30 sep. 2026.