TY - GEN AU - John Michaloski AU - Thomas Wheatley C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1990-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.4386 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1990 TI - System factors in real-time hierarchical control: ER -