@misc{indiciae4f668499ffde,
  title = {Continuous liquid level measurements with time domain reflectometry},
  author = {Cruz, J. E. and Rogers, E. H. and Hiester, A. E.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720024810},
  note = {Source identifier: 19720024810}
}