1. [1] Strategy 2017 to 2027. Consultative Committee for Acoustics, Ultrasound and Vibration (CCAUV). [Online]. Available: https://www.bipm.org/utils/en/pdf/CCAUV-strategy-document.pdf
2. [2] Ja. Avison and R. Barham, "Final report on key comparison CCAUV.A-K5: pressure calibration of laboratory standard microphones in the frequency range 2 Hz to 10 kHz" [Online]. Available: www.bipm.kcdb.org
3. [3] Registration and progress form COOMET.AUV.A-K5 [Online]. Available: http://kcdb.bipm.org/appendixB/appbresults/COOMET.AUV.A-K5/COOMET.AUV.A-K5_registration_and_progress_form.pdf
4. [4] COOMET.AUV.A-K5 Technical Protocol [Online]. Available: https://kcdb.bipm.org/appendixB/appbresults/COOMET.AUV.A-K5/COOMET.AUV.A-K5_Technical_Protocol
5. [5] IEC 61094-2:2009 Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique