DOI: https://doi.org/10.3402/tellusa.v27i1.9878 | Journal eISSN: 3035-9554
Language: English
Page range: 1 - 14
Submitted on: Feb 22, 1974
Published on: Jan 1, 1975
Published by: Stockholm University Press
In partnership with: Paradigm Publishing Services
© 1975 C. M. Tchen, published by Stockholm University Press
This work is licensed under the Creative Commons Attribution 4.0 License.