@misc{indiciaedc4dca8f51f2,
  title = {Boron nitride: Composition, optical properties and mechanical behavior},
  author = {Pouch, John J. and Alterovitz, Samuel A. and Miyoshi, Kazuhisa and Warner, Joseph D.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870015584},
  note = {Source identifier: 19870015584}
}