Singh, Man Mohan, G. M. Mathur, K. K. Kalra, and B. G. Karira. 1981. “Production of Chemical, Mechanical and Semi-Chemical Pulps from Clones of <I>Populus deltoides< I>”;. Indian Forester 107 (11):725-33. https://doi.org/10.36808/if/1981/v107i11/11102.