Piwnicki G. The future of social security in the European Union in the global realities of the 21st century through the prism of mega-trend to minimise labour and automation costs. CiP [Internet]. 2016 Dec. 6 [cited 2024 May 17];(14):327-44. Available from: https://czasopisma.bg.ug.edu.pl/index.php/cywilizacja/article/view/9446