00321nam a2200109Ia 4500082001600000245001200016100002000028942000700048008004100055999001900096952009600115 aST 530 CURR 0aPhysics aCurran G975725 cBK210817s9999 xx 000 0 und d c250724d250723 00104070aEMIZLbEMIZLd2021-08-18g100.00l0p33228022562910r2021-08-18w2021-08-18yBK