AIR TRAFFIC MANAGEMENT BASED ON 4D TRAJECTORIES: A RELIABILITY ANALYSIS USING MULTI-STATE SYSTEMS THEORY - Rodriguez-Sanz, Alvaro; Alvarez Alvarez, David; Gomez Comendador, Fernando; Arnaldo Valdes, Rosa; Perez-Castan, Javier; Najar Godoy, Mar; (Actas Del Xiii Congreso De Ingeniería Del Transporte, 2018)