@article{etna_vol39_pp271-285, author = {Antti Solonen and Heikki Haario and Janne Hakkarainen and Harri Auvinen and Idrissa Amour and Tuomo Kauranne}, title = {Variational ensemble Kalman filtering using limited memory BFGS}, journal = {Electron. Trans. Numer. Anal.}, volume = {39}, year = {2012}, pages = {271--285}, }