@revista_internacional{678,
  author = {Nuria Medina-Medina and Fernando Molina-Ortiz and Lina García-Cabrera},
  title = {Adaptation and user modeling in hypermedia learning environments using the SEM-HP model and the JSEM-HP tool},
  year = {2011},
  journal = {Knowledge and information systems},
  volume = {29},
  number = {3},
  pages = {629-656},
  publisher = {Springer-Verlag},
  address = {Reino Unido},
  issn = {0219-1377},
  doi = {10.1007/s10115-010-0357-1},
}