1. Laminar free convection from a vertical plate with a uniform heat flux;Sparrow;Trans. Am. Soc. Mech. Engrs,1956
2. Heat dissipation of parallel plates by free convection;Elenbaas;Physica, s'Grav,1942
3. The dissipation of heat by free convection (from) the inner surface of vertical tubes of different shapes of cross-section;Elenbaas;Physica, s'Grav,1942
4. The development of natural convection in a vertical circular duct;Dyer;Mech. Chem. Engng, Trans. Instn Engrs Aust,1968
5. Development of free convection between heated vertical plates;Bodoia;J. Heat Transfer,1962