Sorakom Santhana. 2003. Heavy metals removal from secondary lead smelting plant wastewater by sulfide precipitation. Field of Study Environmental Technology, Mahidol University;
Sorakom Santhana. (2003) Heavy metals removal from secondary lead smelting plant wastewater by sulfide precipitation . Mahidol University/Bangkok.
Sorakom Santhana. Heavy metals removal from secondary lead smelting plant wastewater by sulfide precipitation. . Bangkok:Mahidol University, 2003.
Sorakom Santhana. (2003) Heavy metals removal from secondary lead smelting plant wastewater by sulfide precipitation . Mahidol University/Bangkok.