@misc{indiciae4f46574334d6,
  title = {X-48B Flight Research Progress Overview},
  author = {Risch, Tim and Cosentino, Gary and Regan, Chris and Kisska, Michael and Princen, Norman},
  year = {2009},
  url = {https://ntrs.nasa.gov/citations/20090005167},
  note = {Source identifier: 20090005167}
}