Amnaj Chimtavee. 2007. Automatic control system for the solar grain dryer. Field of Study Renewable Energy, Naresuan University;
Amnaj Chimtavee. (2007) Automatic control system for the solar grain dryer . Naresuan University/Phitsanulok.
Amnaj Chimtavee. Automatic control system for the solar grain dryer. . Phitsanulok:Naresuan University, 2007.
Amnaj Chimtavee. (2007) Automatic control system for the solar grain dryer . Naresuan University/Phitsanulok.