000			00330nam a2200133Ia 4500
008			170101s1973 xx 000 0 und d
082			_a519.8 I-5A
245		0	_aApproximation theory: proceedings
260			_bN.Y. _c1973
300			_a525p
650			_aAPPROXIMATION THEORY
653			_aAPPROXIMATION THEORY
942			_2ddc _cB
999			_c55606 _d55606