PANDEY, Santosh Kumar. A note on upper nilradicals and one-sided nil ideals. Serdica Mathematical Journal, Sofia, Bulgaria, v. 50, n. 3-4, p. 319–322, 2024. DOI: 10.55630/serdica.2024.50.319-322. Disponível em: https://serdica.math.bas.bg/index.php/serdica/article/view/164. Acesso em: 25 mar. 2025.