1. Structure and variations of solar wind-Mars interaction region;Bogdanov;J. Geophys. Res.,1975
2. Magnetic field in very close neighbourhood of Mars according to data from Mars 2, Mars 3 spacecraft;Dolginov;Dokl. AN USSR,1972
3. Magnetic field in very close neighbourhood of Mars according to data from Mars 2, Mars 3 spacecraft;Dolginov;J. Geophys. Res.,1973