Vechnai͡a︡ merzlota
By: M.I. Sumgin.
Edition: 2. dop. izd.
Series: Nauchno-populi͡a︡rnai͡a︡ literatura
Publisher: Izd-vo Akademii nauk SSSR
Published: 1934
Place of publication: Leningrad
Language: rus
Number of pages: 83
Subjects: Permafrost.
Notes: Bibliography: p. [84]
Romanized record.