00282nam a2200121Ia 45000030006000000080041000060400015000471000017000622450043000792600009001225460012001310050017001430STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aDec1971Boley  aAmerican journal of Physics Vol-39 Dec  c1971  aEnglish20220125165827.0