“…These elements could be videos, articles, assignments, quizzes [11] etc. And as we proposed in our previous work [10], we are convinced that the domain model should remain as abstract as Innovative Technologies Laboratory, EST, USMBA, Morocco, mehditmimi@live.fr 2 Innovative Technologies Laboratory, EST, USMBA, Morocco, kaoutar.bouskine@gmail.com 3 Innovative Technologies Laboratory, EST, USMBA, Morocco, khartoch@gmail.com 4 Transmission Innovative Technologies Laboratory, EST, USMBA, Morocco, benslimane_mohamed@live.fr 5 Innovative Technologies Laboratory, EST, USMBA, Morocco, kamar_ouazzani@yahoo.fr possible, in the sense that it should just describe the course structures, knowledge and concepts, while ignoring all what is structure and layout of the content to be delivered to the learner. This vision of abstraction is not supported by the two famous reference models for adaptive hypermedia: AHAM [12] and MUNICH [13] because in their domain model they go beyond the context of knowledge and concepts by introducing also the structure of the page to be delivered to the learner in the same model.…”