Pandey, Arvind K., et al. “Occurrence of Lemon Butterfly; <I>Papilio demoleus< I> Linn. (Lepidoptera : Papilionidae) on <I>Psoralea corylifolia< I> L. In Allahabad”. Indian Forester, vol. 133, no. 5, May 2007, pp. 711-2, doi:10.36808/if/2007/v133i5/1579.