Akustika – Referentna nula za kalibraciju audiometrijske opreme – Deo 3: Referentni ekvivalentni prag nivoa vibracione sile za čiste tonove i koštane vibratore
Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators - Amendment 1 (ISO 389-3:2016/DAM 1:2020)