![](/img/cover-not-exists.png)
The U.S.S.R.: A re‐appraisal of Mackinder's Heartland concept
Mills, Dennis R.Volume:
72
Language:
english
Journal:
Scottish Geographical Magazine
DOI:
10.1080/00369225608735653
Date:
December, 1956
File:
PDF, 707 KB
english, 1956