Cabańska-Płaczkiewicz K. Free Vibration of The System of Two Strings Coupled by a Viscoelastic Interlayer. Eng. Trans. [Internet]. 1998 Jun. 30 [cited 2026 Mar. 15];46(2):217–227. Available from: https://et.ippt.gov.pl/index.php/et/article/view/653