TY - RPRT TI - GSA guide to specifying interoperable building automation and control systems using ANSIASHRAE Standard 135-1995, BACnet AU - Bushby, Steven T AU - Newman, H Michael AU - Applebaum, Martin A PY - 1999 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 6392 DO - 10.6028/NIST.IR.6392 ER -