@misc{indiciae9db9546cb700,
  title = {Improved imide polymerization catalyst},
  author = {Estrella, C. A. and Riccitiello, S. R. and Sawko, P. M.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19780000517},
  note = {Source identifier: 19780000517}
}