G. . ObradoviC, “THE STATE AND PERSPECTIVES OF THE PENSION AND DISABILITY INSURANCE SYSTEM IN THE REPUBLIC OF SERBIA”, socpol, vol. 8, no. 11/2, pp. 207–224, Nov. 2015, Accessed: Nov. 25, 2025. [Online]. Available: http://www.philologicalstudies.org/index.php/socpol/article/view/2421