@misc{78328, keywords = {ERA-CLIM2, general assembly}, author = {S. Brönnimann and L. Haimberger and Hans Hersbach and Michael Mayer and A. Sterin and A. Stickler}, title = {Results from ERA-preSAT - Chances and challenges of assimilating pre-IGY upper air data}, year = {2015}, month = {2015}, language = {eng}, }