Journal of the Illuminating Engineering Institute of Japan
Online ISSN : 2185-1506
Print ISSN : 0019-2341
ISSN-L : 0019-2341
S-3.1.2 lnterior Lighting, S-2.1.1Sources, Visible
[in Japanese]
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1968 Volume 52 Issue 3 Pages 125-127

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