GONG, G. On inductive limits of matrix algebras over higher dimensional spaces, part I. MATHEMATICA SCANDINAVICA, [S. l.], v. 80, p. 41–55, 1997. DOI: 10.7146/math.scand.a-12611. Disponível em: https://www.mscand.dk/article/view/12611. Acesso em: 6 may. 2024.