PT Journal AU Havel, K Novak, A SO Doprava a spoje PY 2012 BP 119 EP 124 VL 8 IS 1 WP https://tac.uniza.sk/artkey/das-201201-0013.php SN 13367676 AB This paper describes some of the results of research project Centre of excellence for Air Transport -ITMS 26220120065, which is being elaborated at Air Transport Department of the University of Zilina and co-financed from sources of EU. The aim of the paper is to familiarize experts from other fields with issues of the flight inspection of communications, navigation and surveillance systems (CNS). ER