@misc{indiciae279269432a37,
  title = {Ecological observations on the colonial ascidian Didemnum sp. in a New England tide pool habitat},
  author = {P. C. Valentine and M.R. Carman and D.S. Blackwood and E.J. Heffron},
  year = {2007},
  doi = {10.1016/j.jembe.2006.10.021},
  url = {https://pubs.usgs.gov/publication/70030049},
  note = {Source identifier: 70030049}
}