YEN, C.-T. NONASSOCIATIVE RINGS WITH A SPECIAL DERIVATION. Tamkang Journal of Mathematics, [S. l.], v. 26, n. 3, p. 193–199, 1995. DOI: 10.5556/j.tkjm.26.1995.4397. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4397. Acesso em: 19 apr. 2024.