Mande, I.
view article (9.9981365)
Standard Fire Alarm Signal: Temporal or "Slow Whoop".
National Fire Protection Assoc., Quincy, MA
Fire Journal,
Vol. 69,
No. 6,
25-28,
November 1975
National Fire Protection Association. Fire Protection Structure and Systems Design. Open Learning Fire Service Program. 1982.,
380-383 p.,
1982