Permafrost as an ecological factor in the subarctic.
Series: National Research Council of Canada.  Division of Building Research.  Technical paper, no. 313
Publisher: National Research Council of Canada
Published: 1970
Place of publication: Ottawa
Language: eng
Number of pages: 140
Subjects: Frozen ground; Geomorphology -- Cold regions
Notes: Cover title.  Reprinted from Symposium on Ecology of Subarctic Regions, Helsinki, 1966.  Bibliography: p. 139-140.