@misc{indiciaeb5ee5ee2de93,
  title = {Producing Refractory Microballoons},
  author = {Lee, M. C. and Schilling, C. and Ladner, George O., Jr. and Wang, T.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860000518},
  note = {Source identifier: 19860000518}
}