<ul><li><a href=http://eur-lex.europa.eu/legal-content/EN/TXT/?qid=1457094596807&uri=CELEX:32008R1008 target=_blank>Regulation 1008/2008 on the operation of air services(Regulation (EC) No 1008/2008 on common rules for the operation of air services in the Community, OJ L 293, p. 3, adopted on 24 September 2008, Article 3)</a></li><li><a href=http://wetten.overheid.nl/BWBR0002267/2014-01-01 target=_blank>Aviation Act(Luchtvaartwet, adopted  01  October 1959, Article 16)</a></li><li><a href=https://www.ilent.nl/onderwerpen/luchtvaartmaatschappijen/vereiste-documenten/exploitatievergunning target=_blank>Inspection Living Environment and Transport, Ministry of Infrastructure and Water Management(Inspectie Leefomgeving en Transport, Ministerie van Infrastructuur en Waterstaat)</a></li></ul>