1. RF Patent 2517287.
2. RF Patent 2318983.
3. RF Patent 2305171.
4. Urazakov, K.R., Vakhitova, R.I., and Saracheva, D.A., The method of calculation of parameters of jet pump attached to joint operation with submersible electric pump, Neftegazov. Delo, 2011, no. 3, pp. 134–146.
5. Drozdov, A.N., Verbitskii, V.S., Den’gaev, A.V., et al., Application of tandem pump-ejector systems at oil fields of the Russian Federation, Neftepromysl. Delo, 2004, no. 3, pp. 31–46.