Guseva, I. A., Kulikova, E. I., Rebelsky, N. M., & Arkhipova, L. S. (2018). Functional Improvement of Non-State Pension Funds as Mechanism of Investment in Russian Economy. Journal of Reviews on Global Economics, 7, 457–463. Retrieved from https://mail.lifescienceglobal.com/pms/index.php/jrge/article/view/5711