@misc{indiciae44bbae4e4ede,
  title = {Electron Beam Freeform Fabrication in the Space Environment},
  author = {Hafley, Robert A. and Taminger, Karen M. B. and Bird, R. Keith},
  year = {2007},
  url = {https://ntrs.nasa.gov/citations/20070005152},
  note = {Source identifier: 20070005152}
}