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\bibitem{Kinshuk2010} Kinshuk, G., S., Chang, M., Dron, J., Wen, D., Kumar, V., Tan, Q., Yang, G., \& Lin, O. (2010). Adaptivity and Personalization in Ubiquitous learning environments. In \textit{II Congreso Internacional de Ambientes Virtuales de Aprendizaje Adaptativos y Accesibles}. Cartagena, Columbia.

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