TY  - BOOK
ED  - British Standards Institution
TI  - Method (precision) for free-field calibration of one-inch standard condenser microphones by the reciprocity technique
T2  - British standard
PY  - 1979///
CY  - London
PB  - British Standards Institution, 
KW  - Microphone
KW  - Calibration
KW  - Great Britain
KW  - Sound
KW  - Equipment and supplies
ER  -