Problems of Information Transmission - The journal, published quarterly, was founded in 1965. It publishes original mathematical papers of theoretical character on the following main subjects: information theory, coding theory, methods of signal processing, automata theory, large systems, communication channel modeling, communication network theory, image recognition, information in living systems, theory of languages, and information protection. English translation (Problems of Information Transmission) is published by Pleiades Publishing, Inc., and is distributed by Springer.