1. Nichols W., O'Rourke M., McDonald's Blood Flow in Arteries, Arnold
2. Ultrasonic Doppler method for the inspection of cardiac functions;Satumora;J. Acoust. Soc. Am.,1957
3. Study of the flow patterns in peripheral arteries by ultrasonics;Satumora;J. Acoust. Soc. Jap.,1959
4. Doppler ultrasonic pulsed blood flowmeter;Peronneau,1969
5. A range gated ultrasonic Doppler system;Wells;Med. Biol. Eng.,1969