Ghosh, R.C. and Guhathakurta, P. 1973. <I>Pinus patula</I> Schl. and Cham.-its Problems and Prospects in West Bengal. Indian Forester. 99, 6 (Jun. 1973), 337–348. DOI:https://doi.org/10.36808/if/1973/v99i6/26801.