Balmaseda, M. / 2008 / The ECMWF system 3 ocean analysis system / Monthly Weather Review 136:3018~3034 Behringer, D.W. / 2007 / The global ocean data assimilation system at NCEP / 11th Symposium on Integrated Observing and Assimilation Systems for Atmosphere, Oceans, and Land Surface, AMS 87th Annual Meeting :12 Behringer, D.W. / 2004 / Evaluation of the global ocean data assimilation system at NCEP: The Pacific Ocean / Eighth Symposium on Integrated Observing and Assimilation System for Atmosphere, Ocean, and Land Surface, AMS 84th Annual Meeting :11~15 Bindoff, N. / 2007 / Observations: Oceanic climate change and sea level, In Climate change 2007: The physical science basis. Contribution of Working Group I to the Fourth Assessment report of the Intergouvernmental Panel on Climate Change / Cambridge University Press :385~428 Böme, L. / 2005 / Objective analyses of hydrographic data for referencing profiling float salinities in highly variable environments, deep sea research part II / Tropical Studies in Oceanography 52:651~664