@misc{indiciae86d3b572f06a,
  title = {Outlining the problem.},
  author = {P A Mellars and M J Aitken and C B Stringer},
  year = {1992},
  doi = {10.1098/rstb.1992.0088},
  url = {https://pubmed.ncbi.nlm.nih.gov/1357685/},
  note = {Source identifier: 1357685}
}