Evaluation of Dobson and Brewer total ozone observations from Hradec Králové, Czech Republic, 1961-2002 : report of the project CANDIDOZ, Working group WG-1 5th RTD Framework Programme, Project No.: EVK2-CT-2001-00133 / Karel Vaníček, Martin Staněk, Martin Dubrovský.    Prague : Czech Hydrometeorological Institute, 2003 . 70 s. il. (některé barev.) ; . ISBN 80-86690-10-5