Multichannel multibeam sonar system [Electronic resource]Arro, Ilmar; Derkatš, Julia; Duhnik, AlinaUDT Europe 2002 : Undersea Defence Technology : conference and exhibition2002 / [5] p. [CD-ROM]

The dynamics of signals with spread spectrum in sensor arrays [Electronic resource]Ruuben, ToomasUDT Europe 2002 : Undersea Defence Technology : conference and exhibition2002 / [9] p. [CD-ROM]