Acoustic noise pattern detection and identification method in Doppler systemBerdnikova, Julia; Ruuben, Toomas; Kozevnikov, V.; Astapov, SergeiElektronika ir elektrotechnika = Electronics and electrical engineering2012 / p. 65-68 :ill https://eejournal.ktu.lt/index.php/elt/article/view/2632

Data post-processing algorithms for active forward-looking sonar systemBerdnikova, Julia; Kozevnikov, V.; Ruuben, Toomas; Raja, AimurElektronika ir elektrotechnika = Electronics and electrical engineering2011 / p. 43-46 : ill