Knowledge transfer for the development of sustainable tourism: Focus on official Portuguese tourism websites Maria do Rosário Borges Celeste Eusébio Nuno Carvalho Publication Journal: International Journal of Tourism Policy Year of Publication: 2012 Volume: 4 Issue: 3 Pagination: 183-205 Identifiers Other Numbers: cv-prod-id-492278 Alternative titles DOIGoogle ScholarBibTeXRIS Locators