@misc{1139186,
  author = {David E Gilsinn},
  title = {Approximating periodic solutions of autonomous delay differential equations:},
  year = {2006},
  month = {2006-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.7375},
  language = {en},
}