FORMICA, M. R. On the Gamma-convergence of Laplace-Beltrami operators in the plane. Annales Fennici Mathematici, [S. l.], v. 25, n. 2, p. 423–438, 2000. Disponível em: https://afm.journal.fi/article/view/134989. Acesso em: 11 apr. 2025.