Studies of the River Neva and its pool.Vol.7. Operations of the study of the lake

Studies of the River Neva and its pool / Ed.V.E.Lyakhnitsky;Statehydrologist.In-t.- Leningrad: state.hydrologist.In-t.-Extra.Tit.l.On Fr.Yaz..I. Lyakhnitsky, V.E.Electronic Source: PBVol.7: Works of the Expedition on the study of Lake Onega.- 1929. -110 s.: Il., Table., Cards .. - -Paral.Tit.l.On Fr.Yaz.;cutOn Fr.And it.Yaz.Bibliogr.in a substrateNote..Electronic Source: PB