@misc{indiciae9de9557c431b,
  title = {Changes in the lake trout population of southern Lake Superior in relation to the fishery, the sea lamprey, and stocking, 1950-70},
  author = {Richard L. Pycha and George R. King},
  year = {1975},
  url = {https://pubs.usgs.gov/publication/2000039},
  note = {Source identifier: 2000039}
}