Vazirani, T. G. “External Morphology of <I>Cybister Tripunctatus asiaticus< I> Sharp (Coleoptera : Dytiscidae)”. Records of the Zoological Survey of India, vol. 72, no. 1-4, Dec. 1977, pp. 23-38, doi:10.26515/rzsi/v72/i1-4/1977/161924.