ORTEGA JIMÉNEZ, César H.; EGUÍA SALINAS, Ignacio. Demand and supply of higher education: total integration value chain and supply chains. Economía y Administración (E&A), [S. l.], v. 2, n. 1, p. 21–50, 2017. DOI: 10.5377/eya.v2i1.4348. Disponível em: https://www.camjol.info/index.php/EyA/article/view/4348. Acesso em: 6 dec. 2025.