Jia, Hui [Application of BaSO4 diffuser plate in 250-400 nm spectral radiance calibration]. [electronic resource] - Guang pu xue yu guang pu fen xi = Guang pu Jan 2004 - 4-8 p. digital Publication Type: English Abstract; Journal Article ISSN: 1000-0593 Subjects--Topical Terms: Barium Sulfate--chemistryCalibrationLightRadiationRefractometry--methodsScattering, Radiation