Pongsatorn Koosakul. 1994. Large scale production of deproteinized rubber. Graduate School, Chulalongkorn University;
Pongsatorn Koosakul. (1994) Large scale production of deproteinized rubber . Chulalongkorn University/Bangkok.
Pongsatorn Koosakul. Large scale production of deproteinized rubber. . Bangkok:Chulalongkorn University, 1994.
Pongsatorn Koosakul. (1994) Large scale production of deproteinized rubber . Chulalongkorn University/Bangkok.