@misc{indiciae1ab7508acf93,
  title = {Electric Propulsion Research and Development at NASA},
  author = {Schmidt, George and Jacobson, David and Patterson, Michael and Ganapathi, Gani B. and Brophy, John R. and Hofer, Richard R.},
  year = {2018},
  url = {https://ntrs.nasa.gov/citations/20180004866},
  note = {Source identifier: 20180004866}
}