COLLAGE: A collaborative Learning Design editor based on patterns

1. Hernández-Leo, D.
2. Villasclaras-Fernández, E.D.
3. Asensio-Pérez, J.I.
4. Dimitriadis, Y.
5. Jorrín-Abellán, I.M.
6. Ruiz-Requies, I.
7. Rubia-Avi, B.