JERISON, D. S.; KENIG, C. E. Hardy spaces, $A_\infty$, and singular integrals on chord-arc domains. MATHEMATICA SCANDINAVICA, [S. l.], v. 50, p. 221–247, 1982. DOI: 10.7146/math.scand.a-11956. Disponível em: https://www.mscand.dk/article/view/11956. Acesso em: 6 may. 2024.