Samra, J. S., Payal, P. S., & Sharma, S. D. (1985). Soil Characteristics and Quality Class of Sal (<I>Shorea robusta</I>) in West Dehra Dun Forest Division of U.P. Indian Forester, 111(9), 725–737. https://doi.org/10.36808/if/1985/v111i9/10290