000 00283nam a2200121 4500
008 160616s 000 0
245 _aDifferential geometry and relativity
100 _aCahen, M
100 _aFlato, M
500 _aB6:3 L61
942 _cBK
_2BK2904
080 _a514.7 CAH
999 _c2904
_d2904