@misc{indiciae9125747d1542,
  title = {Parasites of freshwater fishes; II, Protozoa; 3, Ichthyophthirius multifiliis},
  author = {F. P. Meyer},
  year = {1974},
  url = {https://pubs.usgs.gov/publication/fdl2},
  note = {Source identifier: fdl2}
}