En
RuАгрометеорология и агроклиматология
Материалы по теме
A program for collecting information about forever frozen soil and ice layers
A program for collecting information about forever frozen soil and ice layers.[St. Petersburg]: Type.Imp.Acad.sciences, [19-].
On the setting of observations over the state of the ice cover in Russian waters
Shokalsky, Yu.M.M.M.[St. Petersburg]: Type.Imperial Academy of Sciences, [1909].