00311nam a2200121Ia 45000030006000000080041000060400015000471000021000622450037000832600040001205460012001600050017001720STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKashyap, B.C. Ed  aScience Reporter Vol 42 Feb 2005  bNational Institute of Sciencec2005  aEnglish20220125165833.0