@misc{indiciaefe3f5ecf5a1d,
  title = {Hydrographic data from the OPTOMA Program : OPTOMA2, legs I and II, 31 July-14 August, 1982 — Illustration, Page 20},
  year = {1984},
  url = {https://www.biodiversitylibrary.org/page/41277505},
  note = {Source identifier: page-41277505}
}