1. Preliminary studies with an intracardiac sound generator in the investigation of the transmission and calibration of heart sounds and murmurs;Feruglio,1961
2. An intracardiac sound generator for the study of the transmission of heart murmurs in man;Feruglio;Am. Heart J.,1962
3. A new technique for direct intracardiac auscultation and phonocardiography;Feruglio;Cuore e Circolazione,1962
4. Measurement of noise;Churcher;Nature, London,1936
5. Acustica subacquea ed ultrasuoni;Federici,1947