MARGARITA VILLAMIZAR, M. M.; ACOSTA MUÑOZ, J. F.; CUADROS MOLANO, J. G.; MONTOYA, J. C. Motivational factors of professional footballers, as sportsmen and internal customers in Boyaca, Colombia. International Journal of Psychological Research, [S. l.], v. 2, n. 2, p. 148–157, 2009. DOI: 10.21500/20112084.870. Disponível em: https://revistas.usb.edu.co/index.php/IJPR/article/view/870. Acesso em: 22 jul. 2024.