ON SCIENTIFIC ACTIVITY OF PROFESSOR M.L.LIDOV
AND ON THE DEVELOPMENT OF HIS STUDIES ON THE ORBITAL SATELLITES EVOLUTION
(for 80-th anniversary)
In this memorial report different directions of the investigations carried out by M.L.Lidov (1926-1993) are presented. Also the works on the evolution of the satellites orbits which have been developed in last years both in theoretical and applied aspects are described in details.