[1]    W. Hughes and J. Brighton, Schaum’s Outline of Theory and Problems of Fluid Dynamics, McGraw-Hill, New York, 1967.

[2]    J. Wu, Problems of General Viscous Fluid Flow, Chapters I, II, Elsevier Applied Science Publ., London, New York, 1982.

[3]    H. Schlichting, Boundary Layer Theory, 7th ed., McGraw Hill, New York, 1979.

[4]    F. White, Fluid Mechanics, McGraw-Hill, 1984.

[5]    A. Gilbrechd and J. C. Hale, Further results on the transition from laminar to turbulent flow, Developments in Mechanics, Vol. 11, Pergamon, Oxford, 1965.

[6]    M. Sibulkin, Transition from turbulent to laminar pipe flow, Phys. Fluids 5(280) (1962). http://dx.doi.org/10.1063/1.1706612.

[7]    V. Patel and R. Head, Some observations on skin friction and velocity profiles in fully developed pipe and channel flows, J. Fluid Mech. 38(1) (1969), 181-201.

[8]    K. C. Cheng, Ran-Chau Lin and Jenn-Wuu Ou, Fully developed laminar flow in curved rectangular channels, J. Fluids Eng. 98(1) (1976), 41-48.

[9]    J. A. C. Humphrey, A. M. K. Taylor and J. H. Whitelaw, Laminar flow in a square duct of strong curvature, J. Fluid Mech. 83 (1977), 509-527.

[10]    H. Ishigaki, Laminar flow in rotating curved pipes, J. Fluid Mech. 329 (1996), 373-388.

[11]    H. Ishigaki, Analogy between laminar flows in curved pipes and orthogonally rotating pipes, J. Fluid Mech. 268 (1994), 133-145.

[12]    S. L. Waters and T. J. Pedley, Oscillatory flow in a tube of time-dependent curvature. Part 1. Perturbation to flow in a stationary curved tube, J. Fluid Mech. 383 (1999), 327-352.

[13]    P. S. Stewart, S. L. Waters and O. E. Jensen, Local and global instabilities of flow in a flexible-walled channel, Eur. J. Mech. B Fluids 28 (2009), 541-557.

[14]    M. Vasudevaiah and Kumbakonam R. Rajagopal, On fully developed flows of fluids with a pressure dependent viscosity in a pipe, Appl. Math. 50 (2005), 341-353.

[15]    T. H. Ko and K. Ting, Optimal Reynolds number for the fully developed laminar forced convection in a helical coiled tube, Energy 31 (2006), 2142-2152.

[16]    E. Kreyszig, Differential Geometry, Dover Publications, 1991.