00285nam a2200121Ia 45000030006000000080041000060400015000471000030000622450027000922600015001195460012001340050017001460STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSubrahmanyam, N; Brij Lal  aWaves and oscillations  bVanic1985  aEnglish20220125170115.0