TY - CONF AU - Yoshihiro Ohno AU - M Navarro C2 - 1997 Natl Conf. of Standards Laboratories Workshop & Symp. , Atlanta, GA DA - 1997-01-01 LA - en PB - 1997 Natl Conf. of Standards Laboratories Workshop & Symp. , Atlanta, GA PY - 1997 TI - Improved Photometric and Colorimetric Calibrations at NIST ER -