1.Chapter 3 paragraph 3.7.5 (Air Traffic Flow Management) of Annex 11 to the Chicago Convention — Air Traffic Services (14th edition — July 2016, incorporating Amendment No 50A).
2.Chapter 3 (ATS system capacity and air traffic flow management) of ICAO Doc 4444, Procedures for Air Navigation Services — Air Traffic Management (PANS-ATM) (16th edition — 2016 incorporating Amendment No 7A).’.