D.M. Bhat, N.H. Ravindranath, and Madhav Gadgil. “EFFECT OF LOPPING INTENSITY ON TREE GROWTH AND STAND PRODUCTIVITY IN TROPICAL FORESTS”. Journal of Tropical Forest Science (JTFS), vol. 8, no. 1, Sept. 1995, pp. 15-23, https://jtfs.frim.gov.my/jtfs/article/view/1714.