Puttinun Jarruwat และ Piyachart Pummanee; Thanawat Tipchit; Kittisak Kittirat; Tinnasit Kaisinburasak; Anucha Chaochot; Uthai Thani; Sumruang Changprasert. (2020) Research and Development on Salacca Thorns Removing Machine for Exporting of Salacca. <i>Thai Agricultural Research Journal</i>, <i>38</i>(3), 230-240.Puttinun Jarruwat และ Piyachart Pummanee; Thanawat Tipchit; Kittisak Kittirat; Tinnasit Kaisinburasak; Anucha Chaochot; Uthai Thani; Sumruang Changprasert. "Research and Development on Salacca Thorns Removing Machine for Exporting of Salacca". Thai Agricultural Research Journal 38 (2020):230-240.Puttinun Jarruwat และ Piyachart Pummanee; Thanawat Tipchit; Kittisak Kittirat; Tinnasit Kaisinburasak; Anucha Chaochot; Uthai Thani; Sumruang Changprasert. Research and Development on Salacca Thorns Removing Machine for Exporting of Salacca. Department of Agriculture:ม.ป.ท. 2020.