ZHANG, G. Ha-Plitz Operators between Moebius Invariant Subspaces. MATHEMATICA SCANDINAVICA, [S. l.], v. 71, p. 69–84, 1992. DOI: 10.7146/math.scand.a-12411. Disponível em: https://www.mscand.dk/article/view/12411. Acesso em: 27 apr. 2024.