ALCÁNTARA BODE, Julio; YNGVASON, J. Algebraic quantum field theory and noncommutative moment problems I. Pro Mathematica, [S. l.], v. 3, n. 5-6, p. 65–81, 1989. Disponível em: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/6063. Acesso em: 12 dic. 2025.