@misc{indiciae0cc01b2856e3,
  title = {First step: the idea.},
  author = {H Troidl},
  year = {1999},
  doi = {10.1007/s002689900577},
  url = {https://pubmed.ncbi.nlm.nih.gov/10415200/},
  note = {Source identifier: 10415200}
}