TY - GEN AU - Grubb, Dana S C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1975-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.882 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1975 TI - Criteria for the performance evaluation of data communications services for computer networks ::prepared December 1974 ER -