@misc{indiciaeaac0c2aaff6b,
  title = {Superfluid critical-velocity measurements utilizing phase coupling},
  author = {Corke, H. E. and Hildebrandt, A. F.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710033502},
  note = {Source identifier: 19710033502}
}