Rana, B. S., and R. P. Singh. “Plant Biomass and Productivity Estimates for Central Himalayan Mixed Banj Oak (<I>Quercus leucotrichophora< I> A.Camus)-Chir Pine (<I>Pinus roxburghii< I> Sarg.) Forest”. Indian Forester, vol. 116, no. 3, Mar. 1990, pp. 220-6, doi:10.36808/if/1990/v116i3/8807.