@misc{indiciaefbc43b933363, title = {Hydrographic data from the OPTOMA Program : OPTOMA2, legs I and II, 31 July-14 August, 1982 — Illustration, Page 18}, year = {1984}, url = {https://www.biodiversitylibrary.org/page/41277503}, note = {Source identifier: page-41277503} }