1. A study on examining the heart with ultrasonics: I principle: II instrument;Satomura;Japan Circulatory Journal,1956
2. Ultrasonic Doppler method for the inspection of cardiac functions;Satomura;Journal of the Acoustical Society of America,1957
3. The use of ultrasonic reflectoscope for the continuous recording of movements of heart walls;Edler;Kungl. fysiografika sällskapet i Lund forhandlung,1954
4. Über die Anwendung des Ultrashall-Echoverfahrens in der Herzdiagnostik;Effert;Deutsche Medizinische Wockenschrift,1957
5. Study on examining the heart with ultrasonics;Yoshida;Japan Circulatory Journal,1956