1. Lavrentiev, M.A., & M.M. Lavrentiev, On a principle for creating a tractive force of motion. Journal of Applied Mechanics and Technical Physics 1962, No. 4.
2. Landau, L.D., & Y.M. Livshits, Mechanics of Continuous Media. Gostechizdat 1953.
3. Kochin, N.Y., I.A. Kibel, & N.B. Rose, Theoretical Hydromechanics, Part I. Fizmatgiz 1963.
4. Sedov, L. I., Plane Problems of Hydrodynamics. Fizmatgiz 1966.
5. Lavrentiev, M.A., & B.V. Shabat, Methods of the Theory of Functions of a Complex Variable. Fizmatgiz 1958.