%0 Journal Article %A V. V. Narozhnov %T Application of acoustic and electrical methods to study vibrations of an impact oscillator %J Čelâbinskij fiziko-matematičeskij žurnal %D 2023 %P 112-119 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHFMJ_2023_8_1_a9/ %G ru %F CHFMJ_2023_8_1_a9