@misc{indiciae157204496eb8,
  title = {Optimization of System Maturity and Equivalent System Mass for Exploration Systems Development Planning},
  author = {Magnaye, Romulo and Tan, Weiping and Ramirez-Marquez, Jose and Sauser, Bruce},
  year = {2010},
  url = {https://ntrs.nasa.gov/citations/20100001612},
  note = {Source identifier: 20100001612}
}