HAUSEN, Jutta; JOHSON, Johnny A. A non-commutative minimally non-Noetherian ring. MATHEMATICA SCANDINAVICA, [S. l.], v. 36, p. 313–316, 1975. DOI: 10.7146/math.scand.a-11580. Disponível em: https://tidsskrift.dk/math/article/view/11580. Acesso em: 14 aug. 2026.