Materialy po ustoĭchivomu upravlenii︠u︡ lesnogo sektora
Author
Obʺedinennye nat︠s︡ii, Ėkonomicheskai︠a︡ komissii︠a︡ dli︠a︡ Evropy = Discussion papers on sustainable forest management / United Nations Economic Commission for Europe
Norsk institutt for skogforskning, Institutt for skogfag, NLH = Communications of Skogforsk / Norwegian Forest Research Institute [and] Department of Forestry, Agricultural University of Norway