00281nam a2200121Ia 45000030006000000080041000060400015000471000020000622450039000822600009001215460012001300050017001420STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aFlanagan,D.; Ed  aScientific American Volume-240 May  c1979  aEnglish20220125165907.0