TY - GEN AU - Marshall D Abrams C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1975-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.880 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1975 TI - The service concept applied to computer networks: ER -