SH. AL-SHARIF. Best Simultaneous Approximation in Metric Spaces. Jordan Journal of Mathematics and Statistics, [S. l.], v. 1, n. 1, p. 69–80, 2025. Disponível em: https://jjms.yu.edu.jo/index.php/jjms/article/view/1211. Acesso em: 18 aug. 2025.