Chokchai Suwanwuttiwat. 1997. Synthesis of polyol ester lubricating base oil. Graduate School, Chulalongkorn University;
Chokchai Suwanwuttiwat. (1997) Synthesis of polyol ester lubricating base oil . Chulalongkorn University/Bangkok.
Chokchai Suwanwuttiwat. Synthesis of polyol ester lubricating base oil. . Bangkok:Chulalongkorn University, 1997.
Chokchai Suwanwuttiwat. (1997) Synthesis of polyol ester lubricating base oil . Chulalongkorn University/Bangkok.