Mendoza-Villa, Omar N., et al. “Reconstruction of Historical Precipitation (1877-2014) for the Southwest of the Sierra Gorda Biosphere Reserve, Querétaro, Mexico”. Revista Chapingo Serie Ciencias Forestales Y Del Ambiente, vol. 24, no. 3, July 2018, pp. 371-86, doi:10.5154/r.rchscfa.2018.01.008.