000 00314nam a2200121Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aEinstein, Albert
245 4 _aThe Principles of Relativity
260 _bUniversity Of Calcutta
_aCalcutta
_c1920
650 _aRelativity
700 _aMinkowski, H
942 _cBK
999 _c9654
_d9654