The debt and its impact on the profitability of Pyramids in Boyacá, (Colombia). Revista cientifica In Vestigium Ire, [S. l.], v. 11, n. 2, p. 154–165, 2018. Disponível em: https://revistas.santototunja.edu.co/index.php/ivestigium/article/view/1556. Acesso em: 3 sep. 2026.