JOHAN HJELM COVERGENCE ARCHITECTURE BETWEEN (GPS GLOBAL POSITIONING SYSTEMS) AND POSITIONING IN MOBILE NETWORKS : CREATING LOCATION SERVICES FOR WIRELESS WEB - JOHN WILEY AND SONS INC 2003 - 431 ISBN: 8126503777 Subjects--Topical Terms: COMMUNICATION COMMUNICATION Dewey Class. No.: 621.3845 / JOH