EUROCONTROL ‘Performance Review Report 2010’ by the Performance Review Commission. http://www.eurocontrol.int/prc and EUROCONTROL CODA Report 2010 available at
EUROCONTROLi tulemuslikkuse hindamise komisjoni aruanne Performance Review Report 2010 . http://www.eurocontrol.int/prc ja EUROCONTROL CODA Report 2010, vt: