SKUMIEL, A., and M. ŁABOWSKI. “Effect of Electric Field on the Ultrasonic Wave Propagation Velocity in Oils”. Archives of Acoustics 15, no. 3-4 (December 31, 1990): 477–498. Accessed March 22, 2026. https://acoustics.ippt.pan.pl/index.php/aa/article/view/1302.