Flexible Forms of Employment in Small and Medium-Size Enterprises: Conditions and Opportunities for Development. Kеy findings of research into the application of flexible forms of employment in small and medium-size enterprises in Bulgaria. UNWE Yearbook [Internet]. 2009 Jun. 19 [cited 2025 Dec. 6];1:7-46. Available from: https://ojs.e-dnrs.org/ybunwe/article/view/1347