The usage of the style cdcarta4.sty for our conference was kindly permitted by its author Silvano Balemi. If the authors intend to use such devices in the presentation they have to contact Organizing Committee. All participants selected to make a poster presentation have to send 2 pages of their camera-ready manuscripts prepared according to the guidelines to the COC'97 Secretariat for the inclusion into the Conference Proceedings. 61 Bolshoy, V.O. 199178, St. This page is constructed by A. Yu.
All comments are welcome.