MENOU, G., Mahillon, J., LECADET, M., & LERECLUS, D. (1990). STRUCTURAL AND GENETIC ORGANIZATION OF IS232, A NEW INSERTION-SEQUENCE OF BACILLUS-THURINGIENSIS. Journal of bacteriology, 172(12), 6689-6696. https://hdl.handle.net/2078.5/55807 (Original work published 1990)