AGLIARDI, R.; MARI, D. On some semilinear equations of Schrödinger type. MATHEMATICA SCANDINAVICA, [S. l.], v. 90, n. 1, p. 139–151, 2002. DOI: 10.7146/math.scand.a-14366. Disponível em: https://www.mscand.dk/article/view/14366. Acesso em: 19 apr. 2024.