https://gmd.copernicus.org/articles/18/2443/2025/gmd-18-2443-2025-relations.html
GMD - Relations - Development and evaluation of a new 4DEnVar-based weakly coupled ocean data...
Abstract. The development, implementation, and evaluation of a new weakly coupled ocean data assimilation (WCODA) system for the fully coupled Energy Exascale...
https://impacts.ucar.edu/en/publications/a-multiresolution-ensemble-hybrid-4denvar-for-global-numerical-pr/
A multiresolution ensemble hybrid 4DEnVar for global numerical prediction - Impacts @ NSF NCAR and...