000 00288nam a22000977a 4500
999 _c16251
_d16251
245 _aISO 14163:1998-Acoustics - Guidelines for noise control by silencers
260 _aGeneva :
_bInternational Organization for Standardization,
_c1998.
300 _a52 p.
650 _aAcoustics
942 _cST