@misc{indiciae69718bab8f7a,
  title = {The Evolution of the DARWIN System},
  author = {Walton, Joan D. and Filman, Robert E. and Korsmeyer, David J. and Norvig, Peter},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20000092055},
  note = {Source identifier: 20000092055}
}