Spridzans, Martins, and Janis Dzerviniks. “IMPACT OF COVID-19 ON BORDER GUARDS TRAINING IN LATVIA, LITHUANIA, ESTONIA AND FINLAND”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 5 (May 28, 2021): 209–220. Accessed November 27, 2024. https://journals.ru.lv/index.php/SIE/article/view/6335.