%0 Journal Article %T CLASSIFICATION OF DATA, DETERMINING THE STRUCTURE OF THE SYSTEM OF MAINTENANCE OF SPORT COMPETITIONS (BY THE EXAMPLE OF TENNIS) %A Popov, A.. %A Kochkina, V.. %K system of maintenance of sport competitions, tennis, system of factors, IT-technology, RFID-tags %J Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics %D 2014 %N 2014 %P 9 %I Astrakhan State Technical University