TY - CONF AU - Carl Miller AU - T Heimer AU - Yuqin Zong AU - Yoshihiro Ohno AU - G Dezsi C2 - CIE Quadrennial Meeting , San Diego, CA DA - 2003-07-01 LA - en PB - CIE Quadrennial Meeting , San Diego, CA PY - 2003 TI - Development of LED Photometric Standards at NIST ER -