WenHua Lu Lu, W., Kennedy, G. G., & Gould, F. (1996). Differential predation by Coleomegilla maculata on Colorado potato beetle strains that vary in growth on tomato. Entomologia Experimentalis Et Applicata, 81(1), 7–14. https://doi.org/10.1111/j.1570-7458.1996.tb02008.x