Li JD, Carroll J, Ellar DJ (October 1991). "Crystal structure of insecticidal delta-endotoxin from Bacillus thuringiensis at 2.5 A resolution". Nature353 (6347): 815–21. doi:10.1038/353815a0. பப்மெட்:1658659.
Li JD, Carroll J, Ellar DJ (October 1991). "Crystal structure of insecticidal delta-endotoxin from Bacillus thuringiensis at 2.5 A resolution". Nature353 (6347): 815–21. doi:10.1038/353815a0. பப்மெட்:1658659.