FURMAŃCZYK, K.; JAWORSKI, S. Unemployment rate for various countries since 2005 to 2012: comparison of its level and pace using functional principal component analysis. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 13, n. 2, p. 40–47, 2012. Disponível em: https://qme.sggw.edu.pl/article/view/3534. Acesso em: 21 lis. 2024.