Title: Materialy 1-go Nauchno-metodicheskogo seminara "Sostoi︠a︡nie r. Angary i puti upravlenii︠a︡ ispolʹzovaniem vodnykh resursov i ikh kachestvom", 8-9 okti︠a︡bri︠a︡ 1998 g., Irkutsk
Subjects: Congresses, Environmental protection, Environmental management
Places: Russia (Federation), Angara River Watershed