The 16th meeting of the parties to the Montreal protocol on substances that deplete the ozone layer : Prague, Czech Republic, 22-26 November 2004 / [authors of the text Hana Čermáková ... et al. ; editor Jiří Hlaváček] .  Prague :  Ministry of the Environment of the Czech Republic,  2004 .  31 s.   [1, z toho volných 1]