Guha, S. R. D., and V. N. Mukherjea. “Newsprint Grade Groundwood Pulp from <I>Butea Monosperma (Palas)< I>”;. Indian Forester, vol. 87, no. 9, Sept. 1961, pp. 546-50, doi:10.36808/if/1961/v87i9/24570.