@misc{indiciaea2b70d5763bc,
  title = {Materials and Processes for New Propulsion Systems with Reduced Environmental Impact},
  author = {Grady, Joseph and Robinson, Raymond and Roberts, Gary and Miller, Sandi and Halbig, Michael and Pereira, Michael and Ruggeri, Charles and Kohlman, Lee},
  year = {2019},
  url = {https://ntrs.nasa.gov/citations/20190032203},
  note = {Source identifier: 20190032203}
}