An ontological network to identify accessibility metadata in learning objects: An approach based on Web Content Accessibility Guidelines, schemas, and disabilities analysis

1. Ingavelez-Guerra, P.
2. Ulloa-Amaya, M.
3. Vera-Rea, A.
4. Galan-Mena, J.
5. Robles-Bykbaev, V.
6. Hilera, J.R.
7. Oton, S.