J. I. Yerena Yamallel, Jiménez Pérez J., Aguirre Calderón O. A., Treviño Garza E. J., and Alanís Rodríguez E., “CARBON CONCENTRATION IN THE STEM OF 21 CONIFER SPECIES FROM NORTHEASTERN MEXICO”, RMCF, vol. 3, no. 13, pp. 49–56, Dec. 2018, doi: 10.29298/rmcf.v3i13.488.