@misc{indiciae4ffa62d56d49,
  title = {The problem family.},
  author = {M D Brock},
  doi = {10.1111/j.1365-2214.1976.tb00236.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/132996/},
  note = {Source identifier: 132996}
}