@misc{indiciaecb21a80741c7,
  title = {Care and rating of current meters},
  author = {A.H. Frazier},
  year = {1961},
  doi = {10.3133/ofr6152},
  url = {https://pubs.usgs.gov/publication/ofr6152},
  note = {Source identifier: ofr6152}
}