Naida, S. A., and O. R. Lozenko. “ELECTRO-ACOUSTIC PROBE BROADBAND EAR ECHO-SPECTROMETER FOR SCREENING OF HEARING OF NEWBORNS”. Electronics and Communications, vol. 22, no. 1, Feb. 2017, pp. 38-44, doi:10.20535/2312-1807.2017.22.1.94979.