Best approximation in b-modular spaces . Baghdad Science Journal, Iraq, Baghdad, v. 21, n. 3, p. 1080, 2024. DOI: 10.21123/bsj.2023.8230. Disponível em: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/8230.. Acesso em: 3 jul. 2025.