000 00310nam a2200133Ia 4500
008 240723s9999 xx 000 0 und d
041 _aEnglish
084 _aB
_bL7
245 0 _aDifferential geometry
260 _aDelhi
_bDover Publication
_c1977
300 _ap.378
650 _aMathematics
942 _cBK
999 _c307585
_d307585