Carstensen N, Voetmann S, Røll K, Villadsen J. The Danish Folk High Schools as the Schools for Life – the history, the present and the future. RA [Internet]. 19 czerwiec 2015 [cytowane 14 maj 2026];21:423-34. Dostępne na: https://apcz.umk.pl/RA/article/view/RA.2014.030