Bershtein P Ya

Publications in Math-Net.Ru

1. Torsional oscillations of an infinite cylinder under sudden deceleration by a semiinfinite absolutely rigid ring
   
   Dokl. Akad. Nauk SSSR, 197:4 (1971),  801–803
2. Oscillations of a rotating disc under partial braking
   
   Dokl. Akad. Nauk SSSR, 186:2 (1969),  289–292