@phdthesis{74584, author = {A Ghelli}, title = {Observations and their importance in the verification process: View of the Joint Working Group on Forecast Verification Method Research}, year = {2009}, journal = {Twelfth Workshop on Meteorological Operational Systems, 2-6 November 2009}, pages = {38-39}, month = {2009}, publisher = {ECMWF}, address = {Shinfield Park, Reading}, language = {eng}, }