CABALLERO, P., R. MURILLO, D. MUÑOZ, and T. WILLIAMS. “The Nucleopolyhedrovirus of Spodoptera Exigua (Lepidoptera: Noctuidae) As a Biopesticide: Analysis of Recent Advances in Spain”. Revista Colombiana De Entomología, vol. 35, no. 2, Dec. 2009, pp. 105-1, doi:10.25100/socolen.v35i2.9200.