@misc{indiciaeb395d4a8a5e4,
  title = {Overt vs covert problem solving, transfer effects, and programming sequence: I: Inverted triangles.},
  author = {L S Tsai},
  year = {1987},
  doi = {10.2466/pms.1987.65.1.313},
  url = {https://pubmed.ncbi.nlm.nih.gov/3684465/},
  note = {Source identifier: 3684465}
}