TY - GEN AU - J K Stalick C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1980-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.1112 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1980 TI - User evaluation of crystal data products and services ::Questionnaire analysis and impact ER -