@misc{indiciaec9a74d13797c,
  title = {Communications and control for electric power systems},
  author = {Kirkham, H. and Goettsche, A. and Niebur, D. and Friend, H. and Johnston, A.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19940009338},
  note = {Source identifier: 19940009338}
}