000 00301nam a2200109Ia 4500
008 220216s9999 xx 000 0 und d
245 0 _aAbsorption of sound by coated porous rubber wallcovering layers
260 _bRubber Developments
_c1948
300 _a31-33
650 _aPorous rubber
942 _cJS
999 _c53716
_d53716