Singh, R., & Chaudhary, J. P. 1991: Influence of female and male age and association periods of the adults of oriental armyworm (Lepidoptera: Noctuidae) on oviposition, egg hatch and longevity. - Beiträge Zur Entomologie = Contributions to Entomology 41(1): 271–275 - doi: 10.21248/contrib.entomol.41.1.271-275