International Conference "Asian Ecosystems and their protection". Ulaanbaatar, Mongolia, 21-25 August, 1995. The collection of abstracts. Eds. N. Ulziihutag, P.D. Gunin.
International Conference "Asian Ecosystems and their protection". Ulaanbaatar, Mongolia, 21-25 August, 1995. The collection of abstracts. Eds. N. Ulziihutag, P.D. Gunin.