000 00295nam a2200121Ia 4500
008 211209s1977 xx 000 0 und d
041 _aeng
082 _a669.1 AND
100 _aANDONYEV S
245 _aDUST AND FUME GENERATION IN THE IRON AND STEEL INDUSTRY
260 _c1977
300 _a223
999 _c15205
_d15205