1. On the Design of the Contraction Cone for a Wind Tunnel
2. Contraction Cone for a Wind Tunnel
3. Milne-Thomson, L. M., Theoretical Hydrodynamics, p. 489; Macmillan and Company, London, 1938.
4. Maxwell, J. C , A Treatise on Electricity and Magnetism, p.357, Vol.II ,Third Edition; 1892.