@misc{indiciaee3a9a822b895,
  title = {In-Space Chemical Propulsion Systems Roadmap},
  author = {Palaszewski, Bryan and Meyer, Michael and Johnson, Les and Goebel, Dan and White, Harold and Coote, David},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20180005485},
  note = {Source identifier: 20180005485}
}