@misc{indiciaecd2fcda93b15,
  title = {Analytic potential in a linear radio-frequency quadrupole trap with cylindrical electrodes},
  author = {Melbourne, R. K. and Prestage, J. D. and Maleki, L.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910044753},
  note = {Source identifier: 19910044753}
}