@misc{indiciaea4a19761e909,
  title = {DDP : a tool for life-cycle risk management},
  author = {Feather, M. S. and Cornford, S. and Hicks, K.},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20060033309},
  note = {Source identifier: 20060033309}
}