Єфремова [Yefremova, Angelica] Анжеліка Яковлівна, and Шестерова [Shesterova, Lyudmila] Людмила Єгоровна. 2013. “Study of Specific Professional Activities of Electrician-Engineers of Railway Transport”. Slobozhanskyi Herald of Science and Sport, no. 4(37) (October):25-29. https://journals.uran.ua/index.php/1991-0177/article/view/20962.