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Emergency Wayfinding Lighting Systems.
Building Research Establishment, Wartford, England
BRE IP 01/93,
January 1993,
4 p.
Webber, G. M. B.; Aizlewood, C. E.
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Emergency Wayfinding Lighting Systems in Smoke.
Building Research Establishment, Garston, England
BRE IP 17/94,
November 1994,
4 p.