@misc{80261, keywords = {newsletter}, author = {Erik Andersson}, title = {Data assimilation in the polar regions}, year = {2007}, journal = {ECMWF Newsletter}, chapter = {Meteorology}, pages = {10-15}, month = {2007}, publisher = {ECMWF}, url = {https://www.ecmwf.int/node/17531}, doi = {10.21957/d88uiso9ik}, language = {eng}, }