@misc{indiciae42e2d68f9ac1,
  title = {Buffer Gas Experiments in Mercury (Hg+) Ion Clock},
  author = {Chung, Sang K. and Prestage, John D. and Tjoelker, Robert L. and Maleki, Lute},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20070031783},
  note = {Source identifier: 20070031783}
}