BAGGETUN, R. MOTEL: A MOBILE LEARNING FRAMEWORK FOR GEO-TAGGING AND EXPLORATIONS OF SITES FOR LEARNING. Research and Practice in Technology Enhanced Learning, [S. l.], v. 4, n. 1, p. 83–107, 2009. DOI: 10.58459/rptel.2009.483-107. Disponível em: https://rptel.apsce.net/index.php/RPTEL/article/view/2009-04004. Acesso em: 14 aug. 2025.