1. Gas–Liquid Flows;Azzopardi,2006
2. Modelling the split of horizontal annular flow at a T-junction;Azzopardi;Chemical Engineering Research and Design,1999
3. Azzopardi, B.J., Zaidi, S.H., 1997. The effect of inclination of drop sizes in annular two-phase flow. In: Fourth World Conference on Experimental Heat Transfer, Fluid Mechanics and Thermodynamics Heat Transfer, Fluid Mechanics and Thermodynamics, Brussels.
4. Azzopardi, B.J., Zaidi, S.H., Jepson. D.M., 1997. Entrained fraction in inclined annular gas–liquid flow. In: ASME International Mechanical Engineering Congress and Exposition, Dallas, 16–21 November.
5. A study of two-phase flow in inclined pipes;Beggs;Journal of Petroleum Technology,1973