@misc{indiciaeada90a15cd20,
  title = {Age-related differences in three-dimensional spatial memory.},
  author = {K E Cherry and D C Park},
  year = {1989},
  doi = {10.1093/geronj/44.1.p16},
  url = {https://pubmed.ncbi.nlm.nih.gov/2910992/},
  note = {Source identifier: 2910992}
}