Predicting the impact of sedimentological heterogeneity on gas–oil and water–oil displacements: fluvio-deltaic Pereriv Suite Reservoir, Azeri–Chirag–Gunashli Oilfield, South Caspian Basin - Choi, K; Jackson, MD; Hampson, GJ; Jones, ADW; Reynolds, AD (Petroleum Geoscience, 2011)