01059nam0-22003011i-450-99000048714040332120070912145853.0000048714FED01000048714(Aleph)000048714FED0100004871420020821d1973----km-y0itay50------baengfregera-------001yyProcedures for the measurement of luminous flux of discharge lamps and for their calibration as working standardsCommission Internationale de l'eclairageParisBureau central de la CIE197335 p.30 cmPublication CIE25 (TC-1.2.)LuceEmissione535.323International Commission on Illumination151581ITUNINARICAUNIMARCBK99000048714040332110 D IV 119301DINELDINELProcedures for the measurement of luminous flux of discharge lamps and for their calibration as working standards332508UNINA