000 00339nam a2200145Ia 4500
008 240723s9999 xx 000 0 und d
041 _aEnglish
084 _aB
_bJ9
100 _aT J Willmore
245 0 _aIntroduction to differenetial geometry
260 _bE L B S
_c1959
300 _ap.317
650 _aMathematics
942 _cBK
999 _c289328
_d289328