TY - GEN AU - Moore, Gwendolyn B AU - Kuhns, John L AU - Trefftzs, Jeffrey L AU - Montgomery, Christine A C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1977-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.500-2 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1977 TI - Accessing individual records from personal data files using non-unique identifiers: ER -