MONTI, R. Brunn-Minkowski and isoperimetric inequality in the Heisenberg group. Annales Fennici Mathematici, [S. l.], v. 28, n. 1, p. 99–109, 2003. Disponível em: https://afm.journal.fi/article/view/135066. Acesso em: 25 nov. 2024.