Sidescan sonar with high resolution [Electronic resource]Arro, Ilmar; Duhnik, Alina; Koževnikov, ValeriUDT Europe 2003 : Undersea Defence Technology : conference & exhibition, Malmö, Sweden, 24-26 June 2003 : conference proceedings2003 / [9] p. : ill. [CD-ROM] The influence of the changes of wave propagation speed on sensor arrays [Electronic resource]Ruuben, ToomasUDT Europe 2003 : Undersea Defence Technology : conference & exhibition, Malmö, Sweden, 24-26 June 2003 : conference proceedings2003 / [10] p. : ill. [CD-ROM]