Robin Rose, Antonio Royo and Diane L. Haase. “<em>PELTOPHORUM</em> <em>DASYRACHIS</Em> SEEDLING GROWTH RESPONSE TO DIFFERENT LEVELS OF BORON”. Journal of Tropical Forest Science (JTFS), vol. 11, no. 4, Oct. 1999, pp. 832-45, https://jtfs.frim.gov.my/jtfs/article/view/1554.