@misc{indiciae6370919d5928,
  title = {Cost estimation: An expert-opinion approach},
  author = {Buffalano, C. and Fogleman, S. and Gielecki, M.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760019844},
  note = {Source identifier: 19760019844}
}