Institution: LIT, JINR, Dubna Address: Laboratory of Information Technologies, Joint Institute for Nuclear Research Dubna, Moscow Region 141980 Russia, Office: LIT, room 364 Phone: (7 49621) 62552 FAX : (7 49621) 65145 E-mail: yan@cv.jinr.ru WWW: http://compalg.jinr.ru/CAGroup/Yanovich, http://invo.jinr.ru/