BUNCE, L. J.; WRIGHT, J. D. Maitland. Continuity and linear extensions of quantum measures on Jordan operator algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 64, p. 300–306, 1989. DOI: 10.7146/math.scand.a-12259. Disponível em: https://tidsskrift.dk/math/article/view/12259. Acesso em: 13 aug. 2026.