1. Engels C., Subordinate Employees or Self Employed Workers, in R. Blanpain (ed.) Comparative Labour Law and Industrial Relations in Industrialized Market Economies, 323–345 (Wolters Kluwer Law & Business, Austin, 2007)
2. Standing G., Precariat. A new dangerous class (Ad Marginem Press, Moscow, 2014)
3. European framework agreement on telework. Accessed on: April 15, 2023. [Online]. Available: http://resourcecentre.etuc.org/linked_files/documents/Telework%20Final%20Implementation%20report%202