1.
Kulczyk S, Derek M, Woźniak E. HOW MUCH IS THE “WONDER OF NATURE” WORTH? THE VALUATION OF TOURISM IN THE GREAT MASURIAN LAKES USING TRAVEL COST METHOD. EiS [Internet]. 2016 Oct. 1 [cited 2024 Nov. 25];59(4):15. Available from: https://ekonomiaisrodowisko.pl/journal/article/view/215