@misc{indiciae521ca23ea3ca,
  title = {Thermal Environmental Testing of NSTAR Engineering Model Ion Thrusters},
  author = {Rawlin, Vincent K. and Patterson, Michael J. and Becker, Raymond A.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/19990019321},
  note = {Source identifier: 19990019321}
}