@misc{indiciae4eaf65758dfc,
  title = {The distribution of Vallisneria americana seeds and seedling light requirements in the Upper Mississippi River},
  author = {A. Kimber and Arnold G. van der Valk and Carl E. Korschgen},
  year = {1995},
  doi = {10.1139/b95-210},
  url = {https://pubs.usgs.gov/publication/1003204},
  note = {Source identifier: 1003204}
}