@misc{indiciaef889387a511a,
  title = {Pressureless sintered beta-prime-Si3N4 solid solution - Fabrication, microstructure, and strength},
  author = {Dutta, S.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780063686},
  note = {Source identifier: 19780063686}
}