Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Koh Hidemasa,Liquid crystal display,JOURNAL OF THE ILLUMINATING ENGINEERING INSTITUTE OF JAPAN,00192341,The Illuminating Engineering Institute of Japan,1989,73,12,757-763,https://cir.nii.ac.jp/crid/1390282679062179840,https://doi.org/10.2150/jieij1980.73.12_757