Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) Iwahori Yutaka,Shiomi Tsutomu A study of electronic ballast for HID lamps with low harmonic distortion Proceeding of Annual Conference of The Illuminating Engineering Institute of Japan 09191895 The Illuminating Engineering Institute of Japan (IEIJ) 1998-07-22 31 69 http://ci.nii.ac.jp/naid/110001146244/en/