@misc{indiciae23973b376d9a,
  title = {[Parent participation].},
  author = {P Elgersma and T van Hemert and E Hoogenboom-van Brussel and Y van Rey},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/258910/},
  note = {Source identifier: 258910}
}