1. Heat transfer and pressure drop of air in forced convection across triangular pitch banks of finned tubes;Ward;Chem. Eng. Progr. Symp. Ser.,1959
2. High-fin staggered tube banks: heat transfer and pressure drop for turbulent single phase gas flow,1986
3. S. Kabelac, M. Kind, H. Martin, D. Mewes, K. Schaber, P. Stephan, VDI-Wärmeatlas, 11. Auflage, 2013. doi:10.1007/978-3-642-19981-3.
4. Convection heat transfer and pressure drop of air flowing across triangular pitch banks of finned tubes;Briggs;Chem. Eng. Progr. Symp.,1963
5. Air-side heat transfer characteristics of spiral-type circular fin-tube heat exchangers;Lee;Int. J. Refrig.,2010