KIRICHENKO, V. V.; YAREMENKO, Yu. V. Multiserial rings. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 9, p. 1223–1235, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5237. Acesso em: 14 apr. 2025.