@misc{indiciae8df67359a81e,
  title = {A Practical, Affordable Cryogenic Propellant Depot Based on ULA's Flight Experience},
  author = {Kutter, Bernard F. and Zegler, Frank and O'Neil, Gary and Pitchford, Brian},
  year = {2008},
  url = {https://ntrs.nasa.gov/citations/20130010201},
  note = {Source identifier: 20130010201}
}