1. Random noise in ultrasonic echoes diffracted by blood;Atkinson;J Phys,1974
2. Pulsed ultrasonic Doppler blood-flow sensing;Baker;IEEE Trans Sonics and Ultrasonics,1970
3. Ultrasonic cross-correlation flowmeters;Coulthard;Ultrasonics,1973
4. Statistical evaluation of the Doppler ultrasonic blood flowmeter;Flax;Biomedical Sciences Instrumentation,1970