ISMAILOV, Vugar E. On the Proximinality of Ridge Functions. Sarajevo Journal of Mathematics, [S. l.], v. 5, n. 1, p. 109–118, 2024. DOI: 10.5644/SJM.05.1.10. Disponível em: https://www.sjm.anubih.ba/index.php/sjm/article/view/356. Acesso em: 26 jan. 2026.