@misc{1189376,
  author = {R S Collier and Doyle Ellerbruch},
  title = {RF total mass gauging in large storage containers ::empty tank modes},
  year = {1973},
  month = {1973-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.IR.73-346},
  language = {en},
}