@misc{indiciae8152d2061376,
  title = {Method of making a diffusion bonded refractory coating Patent},
  author = {Grisaffe, S. J. and Spitzig, W. A.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710006135},
  note = {Source identifier: 19710006135}
}