CRESPO, R. F. "Models as signs" as "good economic models". Estudios económicos, [S. l.], v. 29, n. 58, p. 1–12, 2012. DOI: 10.52292/j.estudecon.2012.766. Disponível em: https://revistas.uns.edu.ar/ee/article/view/766. Acesso em: 13 may. 2024.