Ковтун П, Шебзухов Ю, Дубровская Т. THE CONCEPT OF THE TRAINS’ SPEED INCREASING. MEIT [Internet]. 2022Jun.30 [cited 2024Nov.21];1(21-01):114-9. Available from: https://moderntechno.de/index.php/meit/article/view/meit21-01-012