1. http://www.dede.go.th.
2. http://www.tortermban.com/page7.php.
3. Kittisak Bausri, 2544, “The production of a heat insulation material using agricultural waste,” Energy Conservation Promotion Fund. National Energy Policy Office, The complete research report, p.229.
4. Woratham Oonchittichai. 2543, “Tthe glue in the wood products industry , documentation on Technical seminars, Thailand Agricultural Science Association under The Patronage of His Majesty The King of Thailand during 12-13 July 2543, Bangkok, 178 pages.
5. Wanpen Thanhiran, Sasiwimon Klongtham. 2546, “Mass production of light weight piece of plywood from cassava“, Bachelor of Science degree in Manufacturing, Department of Industrial Arts. (Construction and wood), King Mongkut's University of Technology, 80 pages.