SERGANOVA, V.; WEINTROB, A. Simple singularities of functions on supermanifolds. MATHEMATICA SCANDINAVICA, [S. l.], v. 64, p. 251–284, 1989. DOI: 10.7146/math.scand.a-12257. Disponível em: https://www.mscand.dk/article/view/12257. Acesso em: 2 may. 2024.