HAUSEN, Jutta; JOHSON, Johnny A. A non-commutative minimally non-Noetherian ring. Mathematica Scandinavica, Berkeley, CA, United States, v. 36, p. 313–316, 1975. DOI: 10.7146/math.scand.a-11580. Disponível em: https://journals.msp.org/mscand/article/view/2037. Acesso em: 25 jul. 2026.