TY - JOUR AU - Steven Bushby C2 - ASHRAE American Society for Heating, Refrigeration and Air Conditioning Journal DA - 1998-04-01 LA - en PB - ASHRAE American Society for Heating, Refrigeration and Air Conditioning Journal PY - 1998 TI - Friend or Foe? Communication Gateways UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=860752 ER -