Imms, A. D. “The Occurrence of Dactylopius Citri, Risso, in the Himalayas”. Records of the Zoological Survey of India 6, no. 2 (March 1, 1911): 111–111. Accessed September 20, 2024. https://recordsofzsiojs.sscldl.in/index.php/zsoi/article/view/163709.