P. . Maheswara Reddy, L. Prasanthi, P. S. Sudhakar, B. Balakrishna Babu, and K. . Raja Reddy, “Response of Jatropha (<I>Jatropha curcas</I> L.) to Varied Spacing Levels”, Indian Forester, vol. 138, no. 7, pp. 657–659, Jul. 2012.