000			00279nam a2200109Ia 4500
005			20250111125904.0
008			250111s9999 xx 000 0 und d
082			_a620
100			_aV. O. GORDON/M. A. SEMENTSOV-OGIEVSKII
245		2	_aA course in descriptive geometry
650			_aEGR
999			_c7458 _d7458