OLISLAEGERS-MARTIN, L. Le nouveau système de comptes nationaux. JORBEL - Belgian Journal of Operations Research, Statistics, and Computer Science, [S. l.], v. 11, n. 1, p. 41–64, 1971. Disponível em: https://www.orbel.be/jorbel/index.php/jorbel/article/view/353. Acesso em: 17 may. 2024.