TY - JOUR AU - Steven Brown AU - George Eppeldauer AU - Keith Lykke C2 - Applied Optics DA - 2006-07-07 LA - en M1 - 45 PB - Applied Optics PY - 2006 TI - Facility for Spectral Irradiance and Radiance Responsivity Calibrations Using Uniform Sources (SIRCUS) UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=841000 ER -