Numer No 6/2003 [5] ANCHOR FORCES IN SHIP MANOEUVRING MATHEMATICAL MODEL Jarosław Artyszuk [19] A NOVEL METHOD OF SHIP MANOEUVRING MODEL IDENTIFICATION FROM SEA TRIALS Jarosław Artyszuk [37] COMPARISON OF GEOMETRY OF GALILEO AND GPS IN MARITIME AND URBAN RESTRICTED AREA Jacek Januszewski [49] NAVIGATIONAL INFRASTRUCTURE:ITS STATE, ITS ESTABLISHING AND ITS CHANGES Zdzisław Kopacz, Wacław Morgaś, Józef Urbański [67] OPTIMISATION OF VESSEL TRAFFIC USING FUZZY LINEAR PROGRAMMING Zbigniew Pietrzykowski, Waldemar Uchacz [81] MODELING OF THE WIND GENERATED FORCE ACTING OF THE LIFERAFT Leszek Smolarek [91] STATIC INITIAL AZIMUTH UPDATE METHOD IN LAND NAVIGATION SYSTEM Jacek Szymanowski, Jarosław Grzelak, Stanisław Popowski [103] SPPED AS a VESSEL TRAFFIC OPTIMIZATION CRITERION Waldemar Uchacz