vlastná frekvencia. first natural frequency. plexiglass. finite element method (FEM)Zabáková Vráblová, Kristína, 1989- Analysis of the Natural Frequencies of a Plexiglass Plate. Jendželovský, Norbert, 1958-. Konečná, Lenka, 1985- In: Trends in Statics and Dynamics of Construction II. -- ISSN 1660-9336 New Trends in Statics and Dynamics of Buildings. -- CD-ROM, s. 187-190.