KRUPA, Oleksandr. “OPTIMIZATION OF PUBLIC AND PRIVATE COMPONENT OF PENSION SECURITY: FOREIGN EXPERIENCE”. Herald of Khmelnytskyi National University. Economic sciences 298, no. 5(2) (October 4, 2021): 319–323. Accessed January 28, 2026. https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/1405.