Paul, Monalisa, and Aisha Sultana. “Diurnal Activity Budget of Some Notable Butterfly (Insecta: Lepidoptera) Species of Selected Familiein Delhi, India: A Comparative Study”. Indian Forester, vol. 147, no. 10, Oct. 2021, pp. 1000-5, doi:10.36808/if/2021/v147i10/156785.