CALL FOR PAPERS FOURTH INTERNATIONAL WORKSHOP ON ALGEBRAIC AND COMBINATORIAL CODING THEORY (ACCT-IV) Novgorod, Russia, September 11-17, 1994. ORGANIZING COMMITTEE PROGRAM COMMITTEE BASSALYGO L.(co-chairman) TONCHEV V.(co-chairman) DODUNEKOV S.(co-chairman) ZINOVIEV V.(co-chairman) BARG A. LEVENSHTEIN V. KUDRJASHOV B. MANEV N. LANDGEV I. TSFASMAN M. MANEV K. YORGOV V. ZYABLOV V. ZYAPKOV V. The Institute for Information Transmission Problems of the Russian Academy of Sciences and the Institute of Mathematics of the Bulga- rian Academy of Sciences are organizing the Fourth International Workshop on Algebraic and Combinatorial Coding Theory in Nov- gorod, the oldest city in Russia, from Sunday, September 11 to Saturday, September 17, 1994. The Workshop will cover the following topics: * linear codes * combinatorial codes * algebraic-geometrical codes * fast decoding * encoding with additional information * covering problems in coding theory and related topics Two copies of the submitted papers (4 camera-ready pages in English) should be received before June 1, 1994, by: BARG A. Ermolovoi str.19 Institute for Information Transmission Problems RAN Moscow GSP-4 Russia e-mail: abarg@ippi.msk.su The accepted papers shall be included in the Proceedings, published at the time of the Workshop. We would greatly appreciate it if you would indicate your intention to attend by sending e-mail to bass@ippi.msk.su preferably before Christmas.