Churchill R.V, Brown J.W, Verhey R.F. Complex Variables and Applications. 3rd Ed. New York: McGraw-Hill; 1974.
Carrier G.F, Krook M, Pearson C.E. Functions of a Complex Variable. New York: McGraw-Hill; 1966.
Currie I.G. Fundamentals of Fluid Mechanics. 2nd Ed. New York: McGraw Hill; 1993.
Prandtl L. Essentials of Fluid Dynamics. New York: Hafner Publishing; 1952.