Toward a produt-based typology for nature-based tourism: a conceptual framework / Julius Arnegger, Manuel Woltering, Hubert Job
COTA(S): RE-926
A pegada ecológica do turismo
COTA(S): RP-1789
Short-haul city travel is truly environmentally sustainable / Sara Dolnicar, Christian Laesser, Katrina Matus
COTA(S): RE-1193