Behere, Gajanan T., Tay, Wee Tek, Russell, Derek A., Heckel, David G., Appleton, Belinda R., Kranthi, Keshav R. and Batterham, Philip (2007) Mitochondrial DNA analysis of field populations of Helicoverpa armigera (Lepidoptera: Noctuidae) and of its relationship to H. zea. BMC Evolutionary Biology, 7 (117). pp. 1-10. ISSN 1471-2148 (doi:10.1186/1471-2148-7-117)