TY - JOUR AU - Li, Zhigang AU - Shaw, Ping-Shine AU - Arp, Uwe AU - Gibson, Charles AU - Yoon, Howard AU - Lykke, Keith C2 - Metrologia DA - 2010-06-18 LA - en M1 - 47 PB - Metrologia PY - 2010 TI - Long-Term Monitoring of the Ultraviolet Irradiance Scale at the Facility for Irradiance Calibration Using Synchrotrons ER -