000			00291nam a2200109Ia 4500
008			140122s9999 xx 000 0 und d
082			_a ISI
100			_aISI
245			_aTolerances limits for inland surface waler's subject to pollution IS 2296 - 1963
260			_b _c1963
942			_cBK _2ddc
999			_c1140 _d1140