1. W. Pauli, Theory of Relativity (Dover Publications Inc., New York, 1986)
2. V.A. Fock, Theory of Space, Time and Gravitation (Macmillan, New York, 1964)
3. L.D. Landau, E.M. Lifshitz, The Classical Theory of Fields (Pergamon Press, New York, 1971)
4. B.A. Dubrovin, A.T. Fomenko, S.P. Novikov, Modern Geometry. Methods and Applications. Part 1 (Springer, New York, 1984)
5. A.A. Vlasov, Statistical Distribution Functions (Nauka, Moscow, 1966). (in Russian)