Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
角取 猛司,Ready Reckoner for Intensity of Direct Illumination,JOURNAL OF THE ILLUMINATING ENGINEERING INSTITUTE OF JAPAN,00192341,The Illuminating Engineering Institute of Japan,1976,60,9,500-503,https://cir.nii.ac.jp/crid/1390282679058977152,https://doi.org/10.2150/jieij1917.60.9_500