1. 3) Task Committee on Wind Forces (ASCE) : Wind forces on Structures, Transactions of the American Society of Civil Engineers, Vol. 126, Part II, Paper No. 3269, pp. 1124-1198, 1961.
2. 4) Hoerner, S. F. : Fluid-Dynamic Drag - Practical Information on Aerodynamic Drag and Hydrodynamic Resistance (2nd Edition), Published by the Author, Brick Town, N.J., 1965.
3. 7) Idelchik, I. E. : Handbook of Hydraulic Resistance (3rd Edition), CRC Press, pp. 587-625, 1994.