000
00285nam a2200109Ia 4500
008
140122s9999 xx 000 0 und d
082
_a
Gerhartz
100
_a
Gerhartz Wolfgang
245
_a
Ullmann's encyclopedia of industrial chemistry Vol. A2
260
_b
_c
1985
942
_c
BK
_2
ddc
999
_c
5116
_d
5116