JOURNAL OF THE ILLUMINATING ENGINEERING INSTITUTE OF JAPAN
Online ISSN : 1349-838X
Print ISSN : 0019-2341
ISSN-L : 0019-2341
A Study on Lighting Techniques for Steps in Pablic Spaces.(Part 1)
Examination of Adequate Luminance Gradients
Michico IWATAToshinari MATSUIWataru IWAI
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2003 Volume 87 Issue Appendix Pages 87

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