Former Formula 1 driver Niki Lauda launches new airline - Air Data News
List of Niki destinations - Wikipedia
Niki stellt Europa-Städteflüge ein | kurier.at
Air Berlin Restructuring: Etihad Purchases NIKI, All Popular Medium-haul Tourist Destinations To Be Transferred Starting From Summer 2017 - LoyaltyLobby
Ryanair to buy Niki Lauda airline in challenge to Lufthansa - LookOutPro
eKapija | Air Serbia and NIKI establishing codeshare partnership - 11 new destinations for passengers from Belgrade