000			00417nam a2200145Ia 4500
008			170101s2017 xx 000 0 und d
082			_a631.3 V67I
100			_aVierling, A.
245		0	_aInvestigation into the process of conveying by vertical screw conveyor
300			_a26cm. 445-451
650			_aCONVEYING MACHINERY
653			_aAGRICULTURAL ENGINEERING
653			_aCONVEYING MACHINERY
942			_2ddc _cB
999			_c55818 _d55818