000 00364nam a2200169Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aForsyth, A.R.
245 _aCalculus of variations
250 _aFirst
260 _c1960
546 _aEnglish
942 _2ddc
_cBK
999 _c23247
_d23247
005 20220125165951.0