STOLL, M. Composition of Potentials with Inner Functions. MATHEMATICA SCANDINAVICA, [S. l.], v. 71, p. 122–132, 1992. DOI: 10.7146/math.scand.a-12415. Disponível em: https://www.mscand.dk/article/view/12415. Acesso em: 7 may. 2024.