LEÓN-M., G. A., and J. C. CAMPOS-P. “Populational Fluctuation of the Citrus Leafminer Phyllocnistis Citrella (Lepidoptera: Gracillariidae) in the Piedmont of the Department of Meta”. Revista Colombiana De Entomología, vol. 25, no. 2, July 1999, pp. 147-50, doi:10.25100/socolen.v25i2.9765.