Синяков, С. В., and Е. Ф. Сластенко. “ – Beginning OF THE XX C”. Proceedings of the National Aviation University Series Philosophy Cultural 11, no. 1 (May 18, 2015): 25–32. Accessed February 22, 2026. https://jrnl.nau.edu.ua/index.php/VisnikPK/article/view/8137.