Singh, Bakhshish. “Comparative Study on Economics of Various Soil Conservation-Cum-Grassland Improvement Practices in Ravine Lands - II”. Indian Forester 97, no. 7 (July 1, 1971): 387–391. Accessed December 4, 2025. http://indianforester.co.in/index.php/indianforester/article/view/26431.