Possibilities of ecotourism development in the biosphere reserve Poľana

VITÁLIŠOVÁ, Katarína - VAVRÚŠOVÁ, Mária - PISCOVÁ, Veronika. Possibilities of ecotourism development in the biosphere reserve Poľana. In EUMMAS A2S conference 2023. Global social and technoligical development and sustainability. Global social and technoligical development and sustainability : EUMMAS A2S conference. 1. vyd. - Banja Luka : EUMMAS, 2023. ISBN 978-9948-787-15-0, pp. 8-20.