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2. Fire Research Technical Paper;E. G. Butcher,1966
3. Bongard, W., “Fire Tests on Exterior Steel Columns”,Der Stahlbau, May 1963, pp. 139–146.
4. Koestel, A., “Computing Temperatures and Velocities in Vertical Jets of Hot or Cold Air”,ASHVE Transactions, No. 60, 1954.
5. Abraham, G., “Horizontal Jets in Stagnant Fluid or Other Density”, Journal of the Hydraulic Division,Proceedings of the American Society of Civil Engineers, July 1965.