1. Evolution of domestic airport networks: A review and comparative analysis;Sebastian;Transportmetrica B: Transport Dyn,2019
2. Ball MBC, Dresner M, Hansen M, Neels K, Odoni A, Peterson E, et al. Total delay impact study: a comprehensive assessment of the costs and impacts of flight delay in the United States. Berkeley, CA: National Center of Excellence for Aviation Operatiors; 2010. Report No.: 01219967.
3. United States Department of Transportation. Bureau of transportation statistics [Internet]. [cited 2018 Oct 10]; Available from: http://www.bts.gov.
4. Building and analyzing the US airport network based on en-route location information;Jia;Phys A,2012
5. Analysis of flight conflicts in the Chinese air route network;Zhang;Chaos, Solitons Fractals,2018