Cárcamo, Héctor, and Pablo Méndez. “For a Better Comprehension of the Development: Conceptual Analysis, Logical for Its Approach and Instruments for Its Measurement”. MAD, no. 15 (January 1, 2006): 19–26. Accessed May 20, 2024. https://revfono.uchile.cl/index.php/RMAD/article/view/14018.