@misc{indiciaeb02c1fe5d970,
  title = {Some problems of cluttering.},
  author = {J Langová and M Morávek},
  year = {1970},
  doi = {10.1159/000263409},
  url = {https://pubmed.ncbi.nlm.nih.gov/5503835/},
  note = {Source identifier: 5503835}
}