Szymurska J, Pindych K, Nieckarz A. The current state and perspectives of recreational development, on the example of selected “Łódź mountains”. WGT [Internet]. 2017 Dec. 30 [cited 2024 May 19];8(1):111-6. Available from: https://www.czasopisma.uni.lodz.pl/wgt/article/view/3497