[1]
V. Lyubomirova and G. Nikolov, “Human Resources in the Social Services – Problems and Challenges in the Bulgarian Regions”, НТ, no. 3, pp. 143–162, Jul. 2021, Accessed: Jul. 22, 2026. Available: https://bjiep.e-dnrs.org/index.php/rp/article/view/5278