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2. L. Fryba, Vibration of Solids and Structures under Moving Loads (Academia, Prague, 1972).
3. A. P. Filippov, S. S. Kokhmanyuk, and Yu. S. Vorob’ev, The Impact of Dynamic Loads on Structural Elements (Naukova Dumka, Kiev, 1974) [in Russian].
4. S. S. Kokhmanyuk, V. G. Yanyutin, and L. G. Romanenko, Oscillations of Deformable Systems under Pulsed and Moving Loads (Naukova Dumka, Kiev, 1980) [in Russian].
5. N. G. Bondar’, Yu. G. Koz’min, Z. G. Roitburd, V. P. Tarasenko, and G. N. Yakovlev, The Interaction of Railway Bridges and Tracks (Transport, Moscow, 1984) [in Russian].