@misc{indiciaec9ab5d092059,
  title = {The Pentalfa project. 4: educational aspects.},
  author = {B Himpens},
  year = {2003},
  doi = {10.1258/135763303767149997},
  url = {https://pubmed.ncbi.nlm.nih.gov/12877780/},
  note = {Source identifier: 12877780}
}