@misc{indiciae72dfb970a80d,
  title = {The research approach.},
  author = {S B Shipley},
  year = {1980},
  doi = {10.1016/s0001-2092(07)62158-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/6906192/},
  note = {Source identifier: 6906192}
}