Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Koyama Minoru,Light emitting diode and its applications,JOURNAL OF THE ILLUMINATING ENGINEERING INSTITUTE OF JAPAN,00192341,The Illuminating Engineering Institute of Japan,1989,73,12,734-738,https://cir.nii.ac.jp/crid/1390282679062183680,https://doi.org/10.2150/jieij1980.73.12_734