@misc{indiciaecaf16872c64e,
  title = {Grounding the figure.},
  author = {G Calis and E Leeuwenberg},
  year = {1981},
  doi = {10.1037//0096-1523.7.6.1386},
  url = {https://pubmed.ncbi.nlm.nih.gov/6458660/},
  note = {Source identifier: 6458660}
}