1. An N-16 gamma radiation detector for PWR primary coolant flow measurement;Hargitai;Hungarian patent application,1982
2. Microprocessor based multichannel polarity cross-correlator for flow-rate measurements;;Hargitai,1983
3. Flow rate measurement in primary loop of PWR based on gamma noise analysis;Horányi,1980
4. New transit time flowmeter system for PWR coolant flow measurement;Pallagi,1983