A. Quintanar Isaías, M. Velázquez Núñez, F. Solares Arenas, C. de la P. Pérez Olvera, and A. Torre Blanco, “Secondary stem anatomy and uses of four drought-deciduous species of a tropical dry forest in México”, Rev. Biol. Trop., vol. 53, no. 1-2, pp. 29–48, Jun. 2005.