TY - GEN AU - Dabrowski, Christopher E C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1989-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.89-4139v2 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1989 TI - A detailed description of the knowledge-based system for physical database design - volume II: ER -