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DOI: https://doi.org/10.3402/tellusa.v1i1.8496 | Journal eISSN: 3035-9554
Language: English
Page range: 1 - 5
Submitted on: Dec 2, 1948
Published on: Jan 1, 1949
Published by: Stockholm University Press
In partnership with: Paradigm Publishing Services
© 1949 Hans Pettersson, published by Stockholm University Press
This work is licensed under the Creative Commons Attribution 4.0 License.