Gutiérrez Vázquez, B. N., E. H. Cornejo Oviedo, A. Zermeño González, S. Valencia Manzo, and R. Mendoza Villarreal. “Converting a Progeny Test of Pinus Greggii Var. Greggii into a Seed Orchard Based on Eigenanalysis”. Bosque, vol. 31, no. 1, June 2017, pp. 45-52, doi:10.4067/S0717-92002010000100006.