TY - JOUR AU - Murthy, A AU - Wetterlund, I AU - DeWitt, D C2 - Journal of Research of the National Institute of Standards and Technology DA - 2003-01-01 00:01:00 LA - en M1 - 108 PB - Journal of Research of the National Institute of Standards and Technology PY - 2003 TI - Characterization of an Ellipsoidal Radiometer ER -