AGARD, S. On the extremality of affine mappings with small dilatation. Annales Fennici Mathematici, [S. l.], v. 6, n. 1, p. 95–111, 1981. DOI: 10.5186/aasfm.1981.0601. Disponível em: https://afm.journal.fi/article/view/134401. Acesso em: 25 nov. 2024.