@misc{indiciaef3db86496cec,
  title = {[On the problem of acceleration].},
  author = {W HAGEN},
  year = {1961},
  doi = {10.1055/s-0028-1112772},
  url = {https://pubmed.ncbi.nlm.nih.gov/13710501/},
  note = {Source identifier: 13710501}
}