TY - JOUR AU - I. E. Pleshchinskaya TI - A problem of optimal control for a system of equations of mixed type JO - Trudy seminara po kraevym zadačam PY - 1983 SP - 171 EP - 184 VL - 20 IS - 20 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1983_20_20_a18/ LA - ru ID - KUKZ_1983_20_20_a18 ER -