@misc{indiciaebfae6f671fc1,
  title = {Explicit Substitutions and All That},
  author = {Ayala-Rincon, Mauricio and Munoz, Cesar and Busnell, Dennis M.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20010000323},
  note = {Source identifier: 20010000323}
}