http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Analysis on the effect of supply voltage on the cost of operation of high pressure sodium vapour lamps used in Malaysian urban street lighting system
Dissertation (M.Eng.Sc.) -- Jabatan Kejuruteraan Elektrik, Fakulti Kejuruteraan, Universiti Malaya, 2010.