@misc{indiciae6e445bb0cd0f,
  title = {Centennial Challenges},
  author = {Monserrate C Roman and Jason C Crusan and Chris Frangione and Richard M Sternbach},
  year = {2016},
  url = {https://ntrs.nasa.gov/citations/20160003395},
  note = {Source identifier: 20160003395}
}