|  | H.R. Amado-Salvatierra, J.R. Hilera, S.O. Tortosa, R. Hernández Rizzardini, N. Piedra: Towards a Semantic Definition of a Framework to Implement Accessible e-Learning Projects/jucs_22_7/towards_a_semantic_definition |  | 
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|  | M. Feidakis, T. Daradoumis, S. Caballe, J. Conesa, D. Gañán: A Dual-Modal System that Evaluates User's Emotions in Virtual Learning Environments and Responds Affectively/jucs_19_11/a_dual_modal_system |  | 
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|  | E. Tovar, N. Piedra, J. Chicaiza, J. Lopez, O. Martinez-Bonastre: OER Development and Promotion.   Outcomes of an International Research Projecton the OpenCourseWare Model/jucs_18_1/oer_development_and_promotion |  | 
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