@misc{indiciae41fb32fcccca,
  title = {A phase space spline smoother for fitting trajectories.},
  author = {Christopher H Lee},
  year = {2004},
  doi = {10.1109/tsmcb.2003.817027},
  url = {https://pubmed.ncbi.nlm.nih.gov/15369077/},
  note = {Source identifier: 15369077}
}