Viwattanapong Kasempong. 2001. A decision support for electric energy conservation in residential illuminant. Field of Study Information Management on Environment and Natural Resource, Mahidol University;

Viwattanapong Kasempong. A decision support for electric energy conservation in residential illuminant. . Bangkok:Mahidol University, 2001.

Viwattanapong Kasempong. (2001) A decision support for electric energy conservation in residential illuminant . Mahidol University/Bangkok.