1. Life safety code;National Fire Protection Association,2009
2. M. Galbreath, Time of Evacuation by Stairs in High Buildings, National Research Council of Canada, Fire Research Note, no.8, May 1969.
3. London Transport Board, Second Report of the Operational Research Team on the Capacity of Footways, London Transport Board Research Report no.95, August 1958.
4. J.L. Pauls, Evacuation Drill Held in the BC Hudro Building 26 June 1969, National Research Council Canada, Building Research Report 80, 1971.
5. Planning for Foot Traffic Flow in Buildings, Translated by M.M.Sivaramakrishnan;Predtechenskii,1978