1.
Zajadacz A, Stroik E, Ĺšniadek J. The Problem of Ensuring the Quality of Services in Tourist Destinations. French, Spanish and German Solutions. SOEP [Internet]. 2018 Oct. 31 [cited 2026 Sep. 3];6(10):188-210. Available from: https://journals.ue.poznan.pl/soep/article/view/3878