Gupta, S., O. Bajpai, H. Rai, D. K. Upreti, P. K. Sharma, and R. K. Gupta. “Untangling Quantitative Lichen Diversity in and Around Badrinath Holy Pilgrimage of Western Himalaya, India”. Journal of Graphic Era University, vol. 6, no. 1, Feb. 2023, pp. 36-46, https://journal.riverpublishers.com/index.php/JGEU/article/view/88.