N.D. de Zoysa and P.M.S. Ashton 1991. GERMINATION AND SURVIVAL OF <em>SHOREA</em> <em>TRAPEZIFOLIA</em>: EFFECTS OF DEWINGING, SEED MATURITY, AND DIFFERENT LIGHT AND SOIL MICROENVIRONMENTS. Journal of Tropical Forest Science (JTFS) . 4, 1 (Sep. 1991), 52–63.