KOVALEV, L. V. Quasiregular mappings of maximal local modulus of continuity. Annales Fennici Mathematici, [S. l.], v. 29, n. 1, p. 211–222, 2004. Disponível em: https://afm.journal.fi/article/view/135100. Acesso em: 18 may. 2024.