@misc{indiciaea475c0020c39,
  title = {Phosphorus-containing bisimide resins},
  author = {Varma, I. K. and Fohlen, G. M. and Parker, J. A.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810018734},
  note = {Source identifier: 19810018734}
}