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Continue to Chatairberlin and NIKI to join oneworld alliance from 20 March https://www.bangaloreaviation.com/2012/02/airberlin-and-niki-to-join-oneworld.html
airberlin and NIKI to join oneworld alliance from 20 March https://www.bangaloreaviation.com/2012/02/airberlin-and-niki-to-join-oneworld.html