ORTÍZ, E. CLARK, Robert y SPENGLER, Joseph- The economics of individual and population aging. Estudios económicos, [S. l.], v. 2, n. 3/4, p. 79–80, 1983. DOI: 10.52292/j.estudecon.1983.915. Disponível em: https://revistas.uns.edu.ar/ee/article/view/915. Acesso em: 25 nov. 2024.