Singh, Arun Pratap, and Tribhuwan Singh. “Recent Records of the Rare Mountain Tortoiseshell Aglais Rizana (Moore, 1872) (Lepidoptera: Nymphalidae) in the Upper Garhwal, Western Himalaya, India, After 100 Years”. Journal of Threatened Taxa 11, no. 15 (December 26, 2019): 15068–15071. Accessed September 24, 2021. https://threatenedtaxa.org/index.php/JoTT/article/view/5276.