1. The overall convective heat transfer from smooth circular cylinders;Morgan;Adv. Heat Transfer,1975
2. Heat transfer for free convection from horizontal cylinders in diatomic gases;Hermann;NACA TM,1954
3. Integral methods in natural convection flow;Levy;J. Appl. Mech.,1955
4. On laminar free convection from a horizontal cylinder;Chiang,1962
5. Heat Transmission;McAdams,1954