Vojtková M, Sodomová E. Classification of EU Countries according to Selected Indicators from the Field of Business Demography Using Self-organising Maps. KREM [Internet]. 2016 May 11 [cited 2024 Sep. 20];(11(947):37-52. Available from: https://krem.uek.krakow.pl/index.php/krem/article/view/982