The 4th WMO International Symposium on Assimilation of Observations in Meteorology and Oceanography : April 18-22, 2005, Prague, Czech Republic : program and abstracts / [World Meteorological Organisation ... et al.] .  Praha :  Český hydrometeorologický ústav,  2005 .  xxviii, 298 s.   [1, currently available 1]