TY - RPRT TI - Simultaneous Estimation of Model State Variables and Observation and Forecast Biases Using a Two-Stage Hybrid Kalman Filter AU - Pauwels, V. R. N. AU - DeLannoy, G. J. M. AU - Hendricks Franssen, H.-J. AU - Vereecken, H. PY - 2013 UR - https://ntrs.nasa.gov/citations/20140016544 ID - 20140016544 ER -