1. Hydrodynamics of a two phase flow of Potassium in tubes;Aladiyev;ASME Heat Transfer, Sov. Res.,1969
2. The prediction of pressure loss during two-pahse horizontal flow in two-inch line pipe;Andrews,1966
3. Simultaneous flow of oil and gas;Baker;Oil & Gas J.,1954
4. Discussion on how uphill and downhill flow affect pressure drop in two-phase pipelines through hilly country;Baker;Oil & Gas J.,1957
5. An experimental study of two-phase flow in inclined pipes;Beggs,1972