Eppeldauer, G.
, Racz, M.
and Larason, T.
(1998),
Optical Characterization of Diffuser-Input Standard Irradiance Meters, Proceedings of Optika '98 5th Congress on Modern Optics, Society of Photo-Optical Instrumentation Engineers (SPIE), Budapest, HU, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=841289
(Accessed February 10, 2025)