Sitthichai Intrasook. 2006. Development of cleaning system for using waste cooking oil as a fuel in modified diesel engine. Field of Study Renewable Energy, Naresuan University;
Sitthichai Intrasook. (2006) Development of cleaning system for using waste cooking oil as a fuel in modified diesel engine . Naresuan University/Phitsanulok.
Sitthichai Intrasook. Development of cleaning system for using waste cooking oil as a fuel in modified diesel engine. . Phitsanulok:Naresuan University, 2006.
Sitthichai Intrasook. (2006) Development of cleaning system for using waste cooking oil as a fuel in modified diesel engine . Naresuan University/Phitsanulok.