Lodhiyal, L. S., Lodhiyal, N. and Singh, S. K. (2002) “Litter Dynamics and Nutrient Return of Poplar Plantations in Moist Plain Areas of Central Himalayas”, Indian Forester, 128(11), pp. 1183–1194. doi: 10.36808/if/2002/v128i11/2658.