YAMAGUCHI, H. An extension of a theorem of F. Forelli. MATHEMATICA SCANDINAVICA, [S. l.], v. 52, p. 145–160, 1983. DOI: 10.7146/math.scand.a-12000. Disponível em: https://www.mscand.dk/article/view/12000. Acesso em: 23 nov. 2024.