@misc{indiciae24582ce50c24,
  title = {Differences in problems of motivation in different special groups.},
  author = {E S Kunnen and H W Steenbeek},
  year = {1999},
  doi = {10.1046/j.1365-2214.1999.00106.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/10547706/},
  note = {Source identifier: 10547706}
}