TY - JOUR A1 - Mandel, J. A1 - Bergou, E. A1 - Gürol, S. A1 - Gratton, S. A1 - Kasanický, I. T1 - Hybrid Levenberg–Marquardt and weak-constraint ensemble Kalman smoother method JO - Nonlin. Processes Geophys. J1 - NPG VL - 23 IS - 2 SP - 59 EP - 73 Y1 - 2016/03/11 PB - Copernicus Publications SN - 1607-7946 UR - https://npg.copernicus.org/articles/23/59/2016/ L1 - https://npg.copernicus.org/articles/23/59/2016/npg-23-59-2016.pdf DO - 10.5194/npg-23-59-2016 ER -