1. Aviation Week & Space Technology . (1996). “NTSB report declares ATC system ‘Safe’.” McGraw-Hill New York 51.
2. Horonjeff R. and McKelvey F. X. (1994). Planning and design of airports McGraw-Hill New York.
3. May A. D. (1990). Traffic flow fundamentals Prentice-Hall Englewood Cliffs N.J.
4. Nolan M. S. (1999). Fundamentals of air traffic control Wadswordth Inc. Belmont Calif.
5. Odoni A. R. et al. (1997). “Existing and required modeling capabilities for evaluating ATM systems and concepts.” Final Rep. International Center for Air Transportation Massachusetts Institute of Technology Cambridge Mass.