Perapong Tekasakul. 2012. Characteristics of particulate matters and associated polycyclic aromatic hydrocarbon from emission of engines fueled by palm oil blends. Songkhla:Faculty of Engineer Prince of Songkla University;
Perapong Tekasakul. (2012) Characteristics of particulate matters and associated polycyclic aromatic hydrocarbon from emission of engines fueled by palm oil blends (รายงานผลงานวิจัย). Faculty of Engineer Prince of Songkla University:Songkhla.
Perapong Tekasakul. Characteristics of particulate matters and associated polycyclic aromatic hydrocarbon from emission of engines fueled by palm oil blends. Songkhla:Faculty of Engineer Prince of Songkla University, 2012.
Perapong Tekasakul. (2012) Characteristics of particulate matters and associated polycyclic aromatic hydrocarbon from emission of engines fueled by palm oil blends (รายงานผลงานวิจัย). Faculty of Engineer Prince of Songkla University:Songkhla.