@misc{indiciaebe99a89099de,
  title = {Absolute strain measurements with a 30 meter vacuum interferometer},
  author = {Barger, R. L. and Bender, P. L. and Boyne, H. S. and Faller, J. and Hall, J. L. and Levine, J. and Ward, J.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700056908},
  note = {Source identifier: 19700056908}
}