DOI: https://doi.org/10.3402/tellusa.v16i2.8926 | Journal eISSN: 3035-9554
Language: English
Page range: 139 - 146
Submitted on: Jun 13, 1962
Accepted on: Jun 15, 1963
Published on: Jan 1, 1964
Published by: Stockholm University Press
In partnership with: Paradigm Publishing Services
© 1964 L. T. Matvejev, published by Stockholm University Press
This work is licensed under the Creative Commons Attribution 4.0 License.