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\bibitem{Belyaev_etal2001} Belyaev, K. P., Tanajura, C. A. S., \& O{\textquoteright}Brien, J. J. (2001). A data assimilation method used with an ocean circulation model and its application to the tropical Atlantic. \textit{Applied Mathematical Modelling}, \textit{25}(8), 655--670.

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