TY - RPRT TI - Lessons Learned from Assimilating Altimeter Data into a Coupled General Circulation Model with the GMAO Augmented Ensemble Kalman Filter AU - Keppenne, Christian AU - Vernieres, Guillaume AU - Rienecker, Michele AU - Jacob, Jossy AU - Kovach, Robin PY - 2011 UR - https://ntrs.nasa.gov/citations/20110013399 ID - 20110013399 ER -