TY - RPRT TI - Background Error Covariance Estimation Using Information from a Single Model Trajectory with Application to Ocean Data Assimilation AU - Keppenne, Christian L. AU - Rienecker, Michele AU - Kovach, Robin M. AU - Vernieres, Guillaume PY - 2014 UR - https://ntrs.nasa.gov/citations/20140011836 ID - 20140011836 ER -