000			00336nam a2200157Ia 4500
003			0STCL
008			150530s9999 xx 000 0 und d
040			_aSTCL _cSTCL
100			_aLal, R.N.
245			_aElements of topology
260			_c1965
546			_aEnglish
942			_2ddc _cBK
999			_c22495 _d22495
005			20220125165939.0