00321nam a2200145Ia 45000030006000000080041000060400015000471000035000622450024000972500010001212600009001313000006001405460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNagy Bela, S.Z.; Riesz Frigyes  aFunctional analysis  aFirst  c1965  a0  aEnglish20220125165953.0