Thapa, Shashi, Anita Agarwal, S. C. Srivastava, and B. K. Gupta. “Biotype Differentiation in the Genus <I>Apluda< I> Linn. I. Studies in the <I>Apluda< I> Population of Doon Valley”. Indian Forester 104, no. 5 (May 1, 1978): 377–383. Accessed December 4, 2025. http://indianforester.co.in/index.php/indianforester/article/view/11471.