Title: Tezisy dokladov nauchno-prakticheskoĭ konferent︠s︡ii, posvi︠a︡shchennoi 40-letii︠u︡ osvoenii︠a︡ t︠s︡eliny
Subjects: Reclamation of land, History, Congresses
Places: Russia (Federation), Orenburgskai︠a︡ oblastʹ