@misc{indiciaef66178b25a41,
  title = {Description of knowledge structures within a concept-based curriculum framework.},
  author = {C D Ennis and L K Mueller and W Zhu},
  year = {1991},
  doi = {10.1080/02701367.1991.10608728},
  url = {https://pubmed.ncbi.nlm.nih.gov/1925059/},
  note = {Source identifier: 1925059}
}