@article{932900,
      author = {Ehrenfried, Manfred von.},
      url = {http://library.usi.edu/record/932900},
      title = {The Artemis Lunar program : returning people to the Moon  /},
      publisher = {Springer,},
      recid = {932900},
      pages = {1 online resource (321 pages).},
      address = {Cham :},
      year = {2020},
}