Anongrit Kangrang and Chavalit Chaleeraktrakoon
American Journal of Applied Sciences 4 ( 2 ): 73 - 79 , 2007
Anongrit Kangrang, Anujit Phumphan and Chavalit Chaleeraktrakoon
Journal of Applied Sciences 8 ( 4 ): 666 - 671 , 2008
Anongrit Kangrang and Chavalit Chaleeraktrakoon
Journal of Applied Sciences 8 ( 7 ): 1274 - 1279 , 2008
Anongrit Kangrang and Chavalit Chaleeraktrakoon
Journal of Applied Sciences 7 ( 19 ): 2744 - 2749 , 2007