POSSO ORDÓÑEZ, R. Economic concepts and principles and methodologies used in economic research. Tendencias, [S. l.], v. 15, n. 1, p. 228–241, 2014. DOI: 10.22267/rtend.141501.58. Disponível em: https://revistas.udenar.edu.co/index.php/rtend/article/view/1898. Acesso em: 22 jul. 2024.