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2. Do Small & Medium Widebodies Need Replacing?;Aircraft commerce,2008
3. Large Turboprops & RJs Take on Jetliners;Aircraft commerce,2009
4. Network competition—the coexistence of hub-and-spoke and point-to-point systems;Alderighi;J. Air Transp. Manag.,2005
5. The structure of airline equilibrium networks;Berechman,1996