1. Experimental heat transfer and pressure drop with two-dimensional discrete turbulence promoters applied to two opposite walls of a square tube;Burggraf,1970
2. Heat transfer and friction in tubes with repeated-rib roughness;Webb;Int. J. Heat Mass Transfer,1971
3. Laws for flow in rough pipes;Nikuradse,1929
4. Heat transfer and friction characteristics in rectangular channels with rib turbulators;Han;Trans. ASME, J. Heat Transfer,1988
5. Effects of rib angle and length on convection heat transfer in rib-roughened triangular duct;Metzger,1987