Ptak-Chmielewska, Aneta. “BUSINESS DEMOGRAPHY ISSUES AND EMPIRICAL RESEARCH ON DYNAMICS OF ENTERPRISES’ POPULATION IN POLAND”. Acta Scientiarum Polonorum. Oeconomia 10, no. 1 (March 30, 2011): 69-81. Accessed December 22, 2024. https://js.wne.sggw.pl/index.php/aspe/article/view/3998.