TY - GEN AU - Robert J Keough AU - Raymond A Grill C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2005-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.NCSTAR.1-4c LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2005 TI - Fire alarm systems: ER -