@misc{indiciae618c370dce46,
  title = {The use of cluster analysis techniques in space flight project cost risk estimation},
  author = {Fox, G. and Ebbeler, D. H. and Jorgensen, E. J.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20060028648},
  note = {Source identifier: 20060028648}
}