1. Laws for flow in rough pipes;Nikuradse;V.D.I. Forsch.,1933
2. Heat and momentum transfer in smooth and rough tubes at various Prandtl numbers;Dipprey;Int. J. Heat Mass Transfer,1963
3. Mass transfer in turbulent pipe flow. The effect of surface roughness;Brennan,1963
4. A study of forced convection heat transfer from smooth and rough surfaces;Gowen,1967