/ N.Ya. Denisov. | Selected sections from engineering geology and hydrogeology-
Denisov, N. Ya.
/ N.Ya. Denisov. Selected sections from engineering geology and hydrogeology- - [Moscú, Rusia] - [111]p.
/ N.Ya. Denisov. Selected sections from engineering geology and hydrogeology- - [Moscú, Rusia] - [111]p.