Sound transmission through a double-leaf wall / by R. J. Do-nato.
Donato, R. J.
Sound transmission through a double-leaf wall / by R. J. Do-nato. - Ottawa, [Canada] : esearch - [9] p. - Research paper; No. 506 .
Sound transmission through a double-leaf wall / by R. J. Do-nato. - Ottawa, [Canada] : esearch - [9] p. - Research paper; No. 506 .