@misc{indiciaef4b5c9639fc0,
  title = {Sensor Cleanliness and Sterility Issues},
  author = {Buehler, M. and Schubert, W. and Grunthaner, F.},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/20060033857},
  note = {Source identifier: 20060033857}
}