POULSEN, E. T. Boundary Value Properties Connected With Some Improper Dirichlet Integrals. MATHEMATICA SCANDINAVICA, [S. l.], v. 8, p. 5–14, 1960. DOI: 10.7146/math.scand.a-10587. Disponível em: https://www.mscand.dk/article/view/10587. Acesso em: 2 may. 2024.