1. New robot-based gonioreflectometer for measuring spectral diffuse reflection;Hünerhoff;Metrologia, BIPM and IOP Publishing Ltd,2006
2. High-grade uniform light source for radiometric and photometric applications;Hauer;MAPAN, Springer Science+Business Media S. A.,2009
3. Untersuchungen der Abhängigkeit des Strahldichtefaktors diffus angestrahlter Reflexionsnormale vom Abstrahlungswinkel;Erb;Lichttechnik,1972
4. Further development of an LED-based radiation source for goniometric spectral radiance factor measurements;Santourian;TU Ilmenau, Lux junior,2021
5. Spectralon® Reflectance Standards Care and Handling Guidelines