Search results
Journal of Air Transport Management > 2016 > 55 > C > 9-19
Transportation Research Part D: Transport and Environment > 2016 > 46 > C > 298-316
Journal of Air Transport Management > 2014 > 36 > Complete > 85-93
Transport Policy > 2009 > 16 > 1 > 29-39
Journal of Transport Geography > 1999 > 7 > 3 > 165-180
Journal of Transport Geography > 1998 > 6 > 2 > 87-104