López, B. H., Acle Mena, R. S. and Paredes Solorio, R. (2012) “Evaluation of resources for the exploitation of the nature tourism in the state protected area of ‘Sierra del Tentzo’ in Puebla, Mexico”, Revista de Investigación, Desarrollo e Innovación, 3(1), pp. 8–17. Available at: https://revistas.uptc.edu.co/index.php/investigacion_duitama/article/view/2132 (Accessed: 17 July 2024).