@misc{indiciae85cfe4b77cde,
  title = {Mars Earth Return Vehicle (MERV) Propulsion Options},
  author = {Oleson, Steven R. and McGuire, Melissa L. and Burke, Laura and Fincannon, James and Warner, Joe and Williams, Glenn and Parkey, Thomas and Colozza, Tony and Fittje, Jim and Martini, Mike and Packard, Tom and Hemminger, Joseph and Gyekenyesi, John},
  year = {2010},
  url = {https://ntrs.nasa.gov/citations/20100029641},
  note = {Source identifier: 20100029641}
}