Author: Vsesoi︠u︡znani︠a︡ nauchno-teoreticheskai︠a︡ konferent︠s︡ii︠a︡ po problemam ispolʹzovanii︠a︡ zemelʹ v SSSR i drugikh sot︠s︡ialisticheskikh stranakh (1981 Sept. 2-5 Alma-Ata, Kazakh S.S.R.)