KAZYS, Rymantas, Algirdas VOLEISIS, and Reimondas SLITERIS. “Investigation of the Acoustic Properties of Viscosity Standards”. Archives of Acoustics 41, no. 1 (March 31, 2016): 55–58. Accessed June 2, 2026. http://acoustics.ippt.gov.pl/index.php/aa/article/view/1601.