SIMSON, D. Tame comodule type, roiter bocses, and a geometry context for coalgebras. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 61, n. 6, p. 810–833, 2009. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3060. Acesso em: 7 apr. 2025.