@misc{indiciaee79cab5d9545,
  title = {Electric propulsion system reliability.},
  author = {Molitor, J. H. and Russell, K. J. and Seliger, R. L.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670060231},
  note = {Source identifier: 19670060231}
}