@misc{indiciaeb84a6631bd59,
  title = {Investigation into Spectroscopic Techniques for Thermal Barrier Coating Spall Detection},
  author = {deGroot, Wim and Opila, Beth},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20010050139},
  note = {Source identifier: 20010050139}
}