Sharma, S., H. Rikhari, and U. Dhar. “Designing of Nature Reserve to Conserve Biodiversity in Mountains: A Case Study from Central Himalaya”. Oecologia Montana, Vol. 8, no. 1-2, Dec. 1999, pp. 38-46, https://om.vuvb.uniza.sk/index.php/OM/article/view/114.