Towards a Descriptive View of Context Usage in Context-Aware U-Learning System. International Conference on Computers in Education, [S. l.], 2013. DOI: 10.58459/icce.2013.1051. Disponível em: https://library.apsce.net/index.php/ICCE/article/view/1051. Acesso em: 30 oct. 2025.