CABAŃSKA-PŁACZKIEWICZ, K. Free Vibration of the System of Two Timoshenko Beams Coupled by a Viscoelastic Interlayer. Engineering Transactions, [S. l.], v. 47, n. 1, p. 21–37, 2015. DOI: 10.24423/engtrans.612.1999. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/612. Acesso em: 24 apr. 2025.