Ударцева ТЄ. Refinement of methods of monitoring of psychophysiological states of air operators as a route of a heightening of safety of flights. Proceedings of National Aviation University [Internet]. 2021 May 5 [cited 2024 Dec. 23];18(3-4):109-12. Available from: https://jrnl.nau.edu.ua/index.php/visnik/article/view/15411