Касьянов, Владимир Александрович, Татьяна Викторовна Шипитяк, and Кшиштоф Шафран. “Flight Safety As Object of Subjective Analysis”. Eastern-European Journal of Enterprise Technologies 2, no. 4(56) (April 1, 2012): 47–53. Accessed December 26, 2024. https://journals.uran.ua/eejet/article/view/3712.