6Callaham M, DeArmon J, Cooper A, et al. Assessing NAS Performance: Normalizing for the Effects of Weather [ C ]// Sante Fe, NM: 4th USA/Europe Air Traffic Management R&D Symposium,2001.
7Sridhar B, Swei S. Relationship Between Weather,Traffic and Delay based on Empirical Methods [ C ]//Wichita, KS:6th AIAA Aviation Technology, Integration and Operations Con- ference, ATIO, 2006.
8Sridhar B, Swei S. Classification and Computation of Aggre- gate Delay using Center- based Weather Impacted Traffic In- dex [ C ]//ATIO : ATIO Conference, 2007.
9Chatterji G, Sridhar B. National Airspace System Delay Esti- mation using Weather Weighted Traffic Counts [ C ]//San Francisco, CA : AIAA Guidance, Navigation, and Control Con- ference, 2005.
10Klein A, Jehlen R, Liang D. Weather Index with Queuing Component for National Airspace System Performance As- sessment [ C ]///Barcelona, Spain : 7th FAA/Eurocontrol ATM Seminar ,2007.