Pachen Chitchuechun. 1996. Development of method for analyzing additives in synthetic lubricant by mass spectrometry technique. Graduate School, Chulalongkorn University;
Pachen Chitchuechun. (1996) Development of method for analyzing additives in synthetic lubricant by mass spectrometry technique . Chulalongkorn University/Bangkok.
Pachen Chitchuechun. Development of method for analyzing additives in synthetic lubricant by mass spectrometry technique. . Bangkok:Chulalongkorn University, 1996.
Pachen Chitchuechun. (1996) Development of method for analyzing additives in synthetic lubricant by mass spectrometry technique . Chulalongkorn University/Bangkok.