Varshney, R. K. 2005. “Coccid Insects in the Western Shivalik Himalaya and Adjacent Areas (Insecta: Hemiptera: Coccoidea)”. Records of the Zoological Survey of India 105 (3-4):141-68. https://doi.org/10.26515/rzsi/v105/i3-4/2005/159239.