Crearing the air : 25 years of the convention on long-range transboundary air pollution / ECE ; Ed.: Johan Sliggers a. Willem Kakebeeke. - New York ; Geneva : U.N., 2004. - xii, 167 p. : ill. ; 24 cm.см.. - (ECE/EB. AIR/84). - ISBN 92-1116910-0[MFN: 6278]