[1]
A. . MUÑOZ-URIAS, G. . PALOMINO-HASBACH, F. M. . HUERTA-MARTÍNEZ, E. . PIMIENTA-BARRIOS, and B. C. . RAMÍREZ-HERNANDEZ, “Reproductive Isolation in Fragmented Wild Populations of Opuntia streptacantha”, J PROF ASSOC CACTUS, vol. 8, pp. 26–38, Aug. 2006.