TY - GEN AU - Moore, G AU - Kuhns, J AU - Treffzs, J AU - Montgomery, C C2 - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD DA - 1977-02-01 LA - en PB - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD PY - 1977 TI - Accessing Individual Records from Personal Data Files Using Nonunique Identifiers ER -