1. Pohlhausen, E. Der wareastausch zwischen festen korpenn und flussigkeiten mit kleineer reibung und kleinerwarmeletung. Zeitschrift für Angewandte Mathematik und Mechanik, 1, 115–121 (1921)
2. Ostrach, S. An Analysis of Laminar Free Convection Flow Heat Transfer about a Flat Plate Parallel to the Direction of the Generating Body Force, NASA Report No. 1111, Washington, D. C. (1953)
3. Siegel, R. Transient free convection from a vertical flat plate. Transactions of the American Society of Mechanical Engineers, 80, 374–375 (1958)
4. Gebhart, B. Transient natural convection from vertical elements. ASME Journal of Heat Transfer, 83C, 61–70 (1961)
5. Cheng, P. Combined free and forced convection about inclined surface in porous medium. International Journal of Heat and Mass Transfer, 28, 807–814 (1977)