Sermsakul Pojanagaroon และ Chawaeng Kaewrak. (2005) Selection of Collected Krachai-Dam (Kaempferia parviflora Wall.ex Baker) Rhizomes by Using the Preference of Krachai-Dam Products Distributors and Sellers. <i>Thai Agricultural Research Journal</i>, <i>23</i>(3), 271-291.Sermsakul Pojanagaroon และ Chawaeng Kaewrak. "Selection of Collected Krachai-Dam (Kaempferia parviflora Wall.ex Baker) Rhizomes by Using the Preference of Krachai-Dam Products Distributors and Sellers". Thai Agricultural Research Journal 23 (2005):271-291.Sermsakul Pojanagaroon และ Chawaeng Kaewrak. Selection of Collected Krachai-Dam (Kaempferia parviflora Wall.ex Baker) Rhizomes by Using the Preference of Krachai-Dam Products Distributors and Sellers. Department of Agriculture:ม.ป.ท. 2005.