Pomthong Malakul. 2004. Enhanced removal of heavy metal and organic contaminants by adsorption using surfactant-modified zeolite (SMZ). Bangkok:Petroleum and Petrochemical College Chulalongkorn University;
Pomthong Malakul. (2004) Enhanced removal of heavy metal and organic contaminants by adsorption using surfactant-modified zeolite (SMZ). Petroleum and Petrochemical College Chulalongkorn University:Bangkok.
Pomthong Malakul. Enhanced removal of heavy metal and organic contaminants by adsorption using surfactant-modified zeolite (SMZ). Bangkok:Petroleum and Petrochemical College Chulalongkorn University, 2004. Print.
Pomthong Malakul. (2004) Enhanced removal of heavy metal and organic contaminants by adsorption using surfactant-modified zeolite (SMZ). Petroleum and Petrochemical College Chulalongkorn University:Bangkok.