Rocha, Marcelo Henrique de Melo, and Narla Sathler Musse de Oliveira. “Challenges of Educational Tourism in the Vale Do Catimbau National Park (PE, Brazil)”. Brazilian Journal of Ecotourism, vol. 15, no. 1, Feb. 2022, doi:10.34024/rbecotur.2022.v15.12657.