López-Pazos, S. A.; Wilson Martínez, J.; Ximena Castillo, A.; Cerón Salamanca, J. A. Presence and Significance of Bacillus Thuringiensis Cry Proteins Associated With the Andean Weevil Premnotrypes Vorax (Coleoptera: Curculionidae). Rev. Biol. Trop. 2009, 57, 1235–1243.