1. Pearce B. COVID-19. An almost full recovery of air travel in prospect. 2021.
2. IATA. Tourism Economics Air Passenger Forecasts. 2021.
3. Techno-economic and environmental analysis of aviation biofuels;Neuling;Fuel Process Technol,2018
4. ICAO Environmental Report aviation and climate change;ICAO;Environ Rep,2016
5. IATA. An Airline Handbook on CORSIA. 2019.