@misc{indiciaeced528bf97fb,
  title = {Colour and spatial performance.},
  author = {H Widdel and C Pfendler},
  year = {1993},
  doi = {10.2466/pms.1993.77.3f.1249},
  url = {https://pubmed.ncbi.nlm.nih.gov/8170773/},
  note = {Source identifier: 8170773}
}