Łuczka, Władysława, and Lidia Jabłońska-Porzuczek. “FACTORS DETERMINING THE DECISION TO RETIRE”. Acta Scientiarum Polonorum. Oeconomia 14, no. 3 (September 30, 2015): 73–82. Accessed April 4, 2025. https://aspe.sggw.edu.pl/article/view/431.