Positive train control in North America

Ronald Lindsey. Positive train control in North America. IEEE Veh. Technol. Mag., 4(4):22-26, 2009. [doi]

@article{Lindsey09,
  title = {Positive train control in North America},
  author = {Ronald Lindsey},
  year = {2009},
  doi = {10.1109/MVT.2009.934666},
  url = {https://doi.org/10.1109/MVT.2009.934666},
  researchr = {https://researchr.org/publication/Lindsey09},
  cites = {0},
  citedby = {0},
  journal = {IEEE Veh. Technol. Mag.},
  volume = {4},
  number = {4},
  pages = {22-26},
}