radar level gauge. calibration. high-frequency electromagnetic wave. reflection. refraction. diffractionMikuš, Peter, 1987- The proposal of the laboratories for radar level gauges calibration / aut. Peter Mikuš, René Harťanský, Viktor Smieško. Harťanský, René, 1969-. Smieško, Viktor, 1948- In: EMD 2015. -- 978-83-62582-76-1 International conference on electromagnetic disturbances. -- Białystok : University of Technology, 2015. -- S. 97-100.