Problems of Control and Information Theory 17. (Budapest, 1988)
1988 / 1. szám
516.3 го к х, VOL. ТОМ17 NUMBER * НОМЕР1 ACADEMY OF SCIENCES OF THE USSR HUNGARIAN ACADEMY OF SCIENCES CZECHOSLOVAK ACADEMY OF SCIENCES АКАДЕМИЯ НАУК СССР 1988 ВЕНГЕРСКАЯ АКАДЕМИЯ НАУК ЧЕХОСЛОВАЦКАЯ АКАДЕМИЯ НАУК AKADÉMIAI KIADÖ, BUDAPEST DISTRIBUTED OUTSIDE THE COMECON-COUNTRIES BY PERGAMON PRESS, OXFORD