HERÖY, H. O. Local moduli for plane curve singularities, the dimension of the $\tau$-constant stratum. MATHEMATICA SCANDINAVICA, [S. l.], v. 65, p. 33–40, 1989. DOI: 10.7146/math.scand.a-12262. Disponível em: https://www.mscand.dk/article/view/12262. Acesso em: 27 apr. 2024.