Gutiérrez Vázquez B. N., Gómez Cárdenas M., Gutiérrez Vázquez M. H., and Mallén Rivera C., “PHENOTYPIC VARIATION OF NATURAL Pinus oocarpa Schiede ex Schltdl. POPULATIONS IN CHIAPAS”, RMCF, vol. 4, no. 19, pp. 46–61, June 2018, doi: 10.29298/rmcf.v4i19.378.