Hytönen J, Kaakkurivaara N, Kaakkurivaara T, and Nurmi J. “BIOMASS EQUATIONS FOR RUBBER TREE (<em>HEVEA</em> <em>BRASILIENSIS</Em>) COMPONENTS IN SOUTHERN THAILAND”. Journal of Tropical Forest Science (JTFS), vol. 30, no. 4, Oct. 2018, pp. 588-96, https://jtfs.frim.gov.my/jtfs/article/view/397.