E. A. Flores Morales, O. A. Aguirre Calderón, G. Quiñonez Barraza, M. A. González Tagle, and J. Jiménez Pérez, “Normal diameter, height and volume estimation of Pinus pseudostrobus Lindl. from the diameter of the stump”, RMCF, vol. 10, no. 55, Oct. 2019.