Vinai Somprasong และ Vacharee Prachasaisoradej ; Pranai Phenchit. (2005) Studies on Under-explotied Ornamental Plants in Dipterocarp Forests of the Northeastern Thailand. <i>Thai Agricultural Research Journal</i>, <i>23</i>(2), 125-135.Vinai Somprasong และ Vacharee Prachasaisoradej ; Pranai Phenchit. "Studies on Under-explotied Ornamental Plants in Dipterocarp Forests of the Northeastern Thailand". Thai Agricultural Research Journal 23 (2005):125-135.Vinai Somprasong และ Vacharee Prachasaisoradej ; Pranai Phenchit. Studies on Under-explotied Ornamental Plants in Dipterocarp Forests of the Northeastern Thailand. Department of Agriculture:ม.ป.ท. 2005.