@misc{indiciae9174615af938,
  title = {Experiments on ion-cyclotron-wave generation using an electrostatically-shielded rf coil},
  author = {Hettel, H. J. and Krawec, R. and Prok, G. M. and Swett, C. C.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19660012940},
  note = {Source identifier: 19660012940}
}