See EASA Opinion 04/20012, of 1.10.2012, and related material available at http://www.easa.europa.eu/agency-measures/opinions.php.
Vt EASA arvamus 04/20012, 1.10.2012; sellega seotud dokumendid on saadaval veebilehel http://www.easa.europa.eu/agency-measures/opinions.php.