Nayaka, Sanjeeva, and Neha Pal. “Contributions of Dr D D Awasthi to the World of Lichenology”. Cryptogam Biodiversity and Assessment 6, no. 01 (November 7, 2022): 1-10. Accessed September 1, 2025. https://www.cbaj.in/index.php/journal/article/view/225.