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A connectivity-based methodology for new air route identification
Technological and educational challenges towards pandemic-resilient aviation
Vaccination passports: Challenges for a future of air transportation
Delayed reaction towards emerging COVID-19 variants of concern: Does history repeat itself?
Exploring the roles of high-speed train, air and coach services in the spread of COVID-19 in China
Empirical estimation of price and income elasticities of air cargo demand: The case of Hong Kong
Should China further expand its high-speed rail network? Consider the low-cost carrier factor