K.Kumaran, M. Palani, R. Jerlin, and C. Surendran. “EFFECTS OF GROWTH REGULATORS ON SEED GERMINATION AND SEEDLING GROWTH OF NEEM (<em>AZADIRACHTA</em> <em>INDICA</Em>)”. Journal of Tropical Forest Science (JTFS), vol. 6, no. 4, June 1994, pp. 529-32, https://jtfs.frim.gov.my/jtfs/article/view/1923.