Liesnikova М. V., and O. Ya. Denysiuk. “Professional Pre-Higher Education in the European Union Countries: A Review, a Statistical Analysis, and Best Practices”. Statistics of Ukraine 109, no. 2 (August 24, 2025): 60–69. Accessed March 21, 2026. https://su-journal.com.ua/index.php/journal/article/view/482.