Singhal, R. M., J. S. Samra, S. D. Sharma, P. Pande, and S. K. Sharma. “Soil Biosequences of a Forest Land of Dun Valley With Reference to Its Vegetation”. Indian Forester 108, no. 4 (April 1, 1982): 293–299. Accessed October 7, 2025. https://indianforester.co.in/index.php/indianforester/article/view/10818.