1. Über die wärmeleitungsfähigkeit von flüssigkeiten;Graetz;Annalen der Physik,1885
2. Transport phenomena, R. B. Bird, W. E. Stewart, and E. N. Lightfoot, John Wiley and Sons, Inc., New York (1960).
3. V.S. Arpaci, Conduction Heat Transfer, p. 203, Addison-Wesley, (1966).
4. R.K. Shah, A.L. London, Laminar Flow Forced Convection in Ducts, Advances in Heat Transfer, Academic Press, New York, 1978.
5. Two-dimensional heat or mass transfer in laminar flow between parallel plates;Mansour;Transactions of the American Society of Mechanical Engineers Journal of Heat Transfer,1989