@misc{indiciae2ed38b6abdca,
  title = {Phase transformations in xerogels of mullite composition},
  author = {Hyatt, Mark J. and Bansal, Narottam P.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890001667},
  note = {Source identifier: 19890001667}
}