@misc{chen2021space,
  title={Space Exploration Architecture and Design Framework for Commercialization},
  author={Hao Chen and Melkior Ornik and Koki Ho},
  year={2021},
  eprint={2103.08970},
  archivePrefix={arXiv},
  primaryClass={math.OC},
  doi={10.2514/1.A35077},
  url={https://arxiv.org/abs/2103.08970}
}