FUTAMURA, T.; MIZUTA, Y.; SHIMOMURA, T. Sobolev embeddings for variable exponent Riesz potentials on metric spaces. Annales Fennici Mathematici, [S. l.], v. 31, n. 2, p. 495–522, 2006. Disponível em: https://afm.journal.fi/article/view/135172. Acesso em: 21 may. 2024.