“COMMUNITY-BASED BIRD MONITORING IN THE HIGH MOUNTAIN REGION OF VERACRUZ, MÉXICO: TOWARDS A COMMUNITY-BASED AVITOURISM”. Agro Productividad, vol. 11, no. 6, July 2018, pp. 31-37, https://www.revista-agroproductividad.org/index.php/agroproductividad/article/view/423.