@INPROCEEDINGS{GalvezEtAlICALT2008,
  author = {Jaime Gálvez and Eduardo Guzmán and Ricardo Conejo},
  title = {A SOA-Based Framework for Constructing Problem Solving Environments},
  booktitle = {The 8th IEEE International Conference on Advanced Learning Technologies },
  editor = {Paloma Díaz and Kinshuk and Ignacio Aedo and Eduardo Mora},
  pages = {126-127},
  year = {2008}
}