1. A. A. Logunov and M. A. Mestvirishvili, The Relativistic Theory of Gravitation [in Russian], Nauka, Moscow (1989); English transl., Mir, Moscow (1989).
2. A. A. Logunov, The Theory of Gravitational Field [in Russian], Nauka, Moscow (2001); “The theory of gravity,” gr-qc/0210005 (2002).
3. S. S. Gershtein, A. A. Logunov, and M. A. Mestvirishvili, Theor. Math. Phys., 145, 1604 (2005).