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Henning, Bernd, Stefan Prange, Karsten Dierks, and Peter-Christoph Daur. “Quality Inspection and Characterisation of Ultrasonic Sensor Properties Using a PC-Controlled Scanning Measuring System,” Vol. .2, 2001.
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Henning, Bernd, Peter-Christoph Daur, Stefan Prange, Karsten Dierks, and Peter Hauptmann. “In-Line Concentration Measurement in Complex Liquids Using Ultrasonic Sensors.”https://doi.org/10.1016/s0041-624x(99)00190-0__Ultrasonics, 2000, 799–803.https://doi.org/10.1016/s0041-624x(99)00190-0 .
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Henning, Bernd, Peter-Christoph Daur, Stefan Prange, and Karsten Dierks. In-Line-Flüssigkeitsanalysator Für Verfahrenstechnische Prozesse, 1998.
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Hauptmann, Peter, Ralf Lucklum, Alf Püttmer, and Bernd Henning. “Ultrasonic Sensors for Process Monitoring and Chemical Analysis State of the Art and Trends.”https://doi.org/10.1016/S0924-4247(97)01725-1__Sensors and Actuators A: Physical 67, no. 1–3 (1998): 32–48.https://doi.org/10.1016/S0924-4247(97)01725-1 .
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