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DOI: https://doi.org/10.3402/tellusa.v44i4.14965 | Journal eISSN: 3035-9554
Language: English
Page range: 331 - 338
Submitted on: Oct 30, 1991
Accepted on: Mar 9, 1992
Published on: Jan 1, 1992
Published by: Stockholm University Press
In partnership with: Paradigm Publishing Services
© 1992 Walter A. Robinson, Jianchun Qin, published by Stockholm University Press
This work is licensed under the Creative Commons Attribution 4.0 License.