1. Preliminary world airport traffic rankings released;Airport Council International ACI,2023
2. Top 30 European airports 2018;Airport Council International ACI,2023
3. Airport maps;Amsterdam Airport Schiphol AAS,2023
4. Walk the line: Optimizing the layout design of moving walkways;Boysen;Transp. Sci.,2021
5. Analysis of conveyance system use in airport concourses;Chiang;J. Transp. Eng.,2012