1. Perevezennya pasazhyriv i pasazhyrooborot za sichen-gruden 2013-2017 rr. (Mizhnarodni ta vnutrishni perevezennya) [Passenger transportation and passenger traffic for January-December 2013-2017 (International and domestic transportation)]. Federal Air Transport Agency. Available at: http://www.favt.ru/public/materials//3/a/6/3/d/3a63db604433371c3ce667c5f5f058 1b.pdf (accessed 1 October 2019).
2. Dodatok 6 do Konvenciyi pro mizhnarodnu cyvilnu aviaciyu. Ekspluataciya povitryanyx suden [Annex 6 to the Convention on International Civil Aviation. Operation of aircraft]. ICAO. 2008. 158 p. Available at: http://airspot.ru/book/file/576/an06_p2_cons_7ed_ru.pdf (accessed: 10.02.2019).
3. Khodorkovskyj, A. Novi aviacijni realiyi [New aviation realities]. ATO Business Aviation Portal. RU. November 21, 2014. Available at: http://www.ato.ru/ (accessed: 01.10.2019).
4. Annual Reports 2014. Air Lease Corporation. 2015. 76 p. Available at: http://www.airleasecorp.com/files/press/AL_2014AR3.pdf (accessed 02.10.2019).
5. Annual Reports 2015. Air Lease Corporation. 2016. 78 p. Available at: http://www.airleasecorp.com/files/press/AL_2015AR.pdf (accessed 02.10.2019).