1. G. Ioakim, Oil and Gas Production [in Russian], Nedra, Moscow (1966).
2. S. N. Buzinov and I. D. Umrikhin, Investigation of Oil and Gas Wells and Beds [in Russian], Nedra, Moscow (1984).
3. V. N. Shchelkachev, Principles and Applications of the Theory of Unsteady-State Filtration [in Russian], Vol. 2, Neft’ i Gaz, Moscow (1995).
4. N. A. Slezkin, Dynamics of Viscous Incompressible Liquid [in Russian], Goz. Izd. Tekhniko-Teor. Lit., Moscow (1955).
5. G. N. Watson, Theory of Bessel Functions [in Russian], Izd. Inostr. Lit., Moscow (1949).