Antonina V. Belonosova List of Articles: Belonosova A. Tsetsokho V. Mathematical statement of the inverse kinematic problem of seismics for 3D inhomogeneous medium. Part I // Mathematical Modeling in Geophysics. — 1999 . — # 5. — P. 21-24 Tsetsokho V. Belonosova A. Belonosov A. Polar and azimuthal geometrical divergences in two-dimensional media with a blockwise constant gradient // Mathematical Modeling in Geophysics. — 1999 . — # 5. — P. 127-148