1. V. N. Melnikov, J. Theor. Phys., 33, No.7, 1569 (1994).
2. K. P. Stanyukovich and V. N. Mel’nikov, Hydrodynamics, Fields, and Constants in Gravitational Theory [in Russian], Energoatomizdat, Moscow (1983).
3. V. N. Melnikov, Cosmology and Gravitation, I (edited by M. Novello), Edition Frontieres, Singapore (1994), p. 147.
4. V. N. Melnikov, ibid., II (1996), p. 465.
5. V. N. Melnikov, CBPF-MO-003/02, Rio de Janeiro (2002).