Meliora︠t︡si︠i︡a solon︠t︡sov chernozemnoĭ zony Kazakhstana. [Sbornik stateĭ - Borovskiĭ, V. M. (Vladimir Mikhaĭlovich), 1909-1984 (Trudy Instituta pochvovedeni︠i︡a (Alma-Ata, Kazakhstan), 1972)