Ren, G., & Liu, Y. Modeling and Invulnerability Analysis of Multilayer Air Traffic Network considering Altitude Layer. Wiley.
Chicago Style (17th ed.) CitationRen, Guangjian, and Yin Liu. Modeling and Invulnerability Analysis of Multilayer Air Traffic Network Considering Altitude Layer. Wiley.
MLA (9th ed.) CitationRen, Guangjian, and Yin Liu. Modeling and Invulnerability Analysis of Multilayer Air Traffic Network Considering Altitude Layer. Wiley.
Warning: These citations may not always be 100% accurate.