Sivananthawerl, T.Pushpakumara, D.K.N.G.2014-12-162014-12-162010/2011The Sri Lanka Forester, 32-33:p.109-121https://dl.nsf.gov.lk/handle/1/16704ForestryTreesGmelina arboreaTimbersVolume estimationMathematical modelsSpiegel RelaskopPrediction of standing tree volume of Gmelina arborea Roxb. using Spiegel Relaskop