@misc{indiciae90c2289cf9be,
  title = {A BASIC program for computer-assisted point-counting techniques.},
  author = {R G Knol and P C de Wilde and P J Slootweg},
  year = {1986},
  url = {https://pubmed.ncbi.nlm.nih.gov/3513796/},
  note = {Source identifier: 3513796}
}