@misc{indiciae8910e9e2ac87,
  title = {Superconduction thin films},
  author = {Kamper, R. A. and Mullen, L. O. and Sullivan, D. B.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680025706},
  note = {Source identifier: 19680025706}
}