1. Extended Surface Heat Transfer;Kraus,2001
2. D.R. Harper, W.B. Brown, Mathematical equations for heat conduction in the fins of air–cooled engines, NACA Report No. 158, 1922.
3. Heat dissipation through an annular disk or fin of uniform thickness;Murray;Trans. ASME,1938
4. The resistance to heat flow through finned tubing;Carrier;Heat. Pip. Air Condition.,1944
5. Efficiency of extended surfaces;Gardner;Trans. ASME,1945