A. P.-V. Pérez Vega, H. Regil García, A. Boni Nóguez, M. Farfán Gutiérrez, F. Rocha Álvarez, and G. Magaña-Cota, “Assessment of management program’s sub-zoning scheme of Sierra Gorda of Guanajuato Biosphere Reserve”, Acta Universitaria, vol. 26, pp. 45–61, Jan. 2017, doi: 10.15174/au.2016.1538.