@misc{indiciae8ac951d05ac3,
  title = {Formulas establish audio range inductance in beryllium coils},
  author = {Ball, B. J. and Catledge, C. G. and Wier, D. D.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700000270},
  note = {Source identifier: 19700000270}
}