Ahmad Shakri Mat Seman, Ashaari Hj. Amin, Hilmi Md. Tahir and Said Ahmad 1994. SOME MECHANICAL AND ABRASIVE PROPERTIES OF PINANG SALAR (<em>ARECA</em> <em>CATECHU</em>) STEMS. Journal of Tropical Forest Science (JTFS) . 6, 3 (Mar. 1994), 293–301.