Kulshrestha, Anil, and Ajay K. Kulshrestha. “On a Collection of Damselflies (Coenagrionidae: Odonata) from District Bharatpur (Rajasthan)”. Records of the Zoological Survey of India, vol. 87, no. 1, Jan. 1990, pp. 11-14, doi:10.26515/rzsi/v87/i1/1990/161450.