@misc{indiciae2a0612a8f8b0,
  title = {Methods of preparing polyimides and polyimide precursors},
  author = {Gagliani, John and Sorathia, Usman A. K.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/20080007383},
  note = {Source identifier: 20080007383}
}