Nopporn Wichailak. 1996. Development of method for analyzing lubricating oil additives by TLC/FTIR technique /Nopporn Wichailak. , Chulalongkorn University;
Nopporn Wichailak. (1996) Development of method for analyzing lubricating oil additives by TLC/FTIR technique /Nopporn Wichailak . Chulalongkorn University/Bangkok.
Nopporn Wichailak. Development of method for analyzing lubricating oil additives by TLC/FTIR technique /Nopporn Wichailak. . Bangkok:Chulalongkorn University, 1996.
Nopporn Wichailak. (1996) Development of method for analyzing lubricating oil additives by TLC/FTIR technique /Nopporn Wichailak . Chulalongkorn University/Bangkok.