VUKOVIĆ, M. Happy Birthday Alexei !. Sarajevo Journal of Mathematics, [S. l.], v. 20, n. 1, p. 189, 2024. DOI: 10.5644/SJM.20.01.15. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/477. Acesso em: 15 oct. 2024.