HURRI, Ritva. The weighted Poincaré inequalities. Mathematica Scandinavica, Berkeley, CA, United States, v. 67, p. 145–160, 1990. DOI: 10.7146/math.scand.a-12325. Disponível em: https://journals.msp.org/mscand/article/view/1353. Acesso em: 24 jul. 2026.