@misc{indiciaef009cb48f213,
  title = {New Frontiers AO: Advanced Materials Bi-propellant Rocket (AMBR) Engine Information Summary},
  author = {Liou, Larry C.},
  year = {2008},
  url = {https://ntrs.nasa.gov/citations/20080047426},
  note = {Source identifier: 20080047426}
}