1. PARTIAL AVERAGING OF DISCRETE-TIME SET-VALUED SYSTEMS. Authors: TATYANA A. KOMLEVA, LILIYA I. PLOTNIKOVA, ANDREJ V. PLOTNIKOV.2. SOME REMARKS ON LINEAR SET-VALUED DIFFERENTIAL EQUATIONS. Authors: TATYANA A. KOMLEVA, LILIYA I. PLOTNIKOVA, NATALIA V. SKRIPNIK, ANDREJ V. PLOTNIKOV.