Sopa Cansee, Juntanee Uriyapongson, Commueng Watyotha, Thavachai Thivavarnvongs and Jatuphong Varith
American Journal of Applied Sciences 5 ( 11 ): 1535 - 1542 , 2008
American Journal of Engineering and Applied Sciences 3 ( 1 ): 186 - 188 , 2010
Sopa Cansee, Adisak Pattiya, Singthong Pattanasethanon and Worraphan Sombuttera
Energy Research Journal 1 ( 2 ): 116 - 119 , 2010