LERNER, Andrei K.; PÉREZ, Carlos. Self-improving properties of generalized Poincaré type inequalities through rearrangements. MATHEMATICA SCANDINAVICA, [S. l.], v. 97, n. 2, p. 217–234, 2005. DOI: 10.7146/math.scand.a-14973. Disponível em: https://tidsskrift.dk/math/article/view/14973. Acesso em: 14 aug. 2026.