1. M. B. Abdramanova, “Mathematical modeling of the process of oil displacement by steam,” Ph.D. thesis, Kazakh National University, Almaty, 2001.
2. J. L. Lions, Upravleniye singulyarnymi raspredellennymi sistemami (Nauka, Moscow, 1987).
3. Reservoir Simulation
4. Numerical modeling of steam injection in heavy oil reservoirs
5. Z. Chen and X. Yu, Journal of Computational Mathematics 24, 281–294 (2006).