@misc{indiciaeaf444d6ef5e3,
  title = {Propulsion Progress for NASA's Space Launch System},
  author = {May, Todd A. and Lyles, Garry M. and Priskos, Alex S. and Kynard, Michael H. and Lavoie, Anthony R.},
  year = {2012},
  url = {https://ntrs.nasa.gov/citations/20120015774},
  note = {Source identifier: 20120015774}
}