@misc{indiciae0e54e7fa9bff,
  title = {Stimulus-response method for flows and volumes in slightly perturbed constant parameter systems.},
  author = {W Perl},
  year = {1971},
  doi = {10.1007/bf02579475},
  url = {https://pubmed.ncbi.nlm.nih.gov/5088453/},
  note = {Source identifier: 5088453}
}