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\bibitem{Freeman_etal2017} Freeman, E., Woodruff, S. D., Worley, S. J., Lubker, S. J., Kent, E. C., Angel, W. E., et al. (2017). ICOADS Release 3.0: a major update to the historical marine climate record. \textit{Int. J. Climatol.}, \textit{37}(5), 2211--2232.

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