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* [https://digital.library.unt.edu/ark:/67531/metadc876377/m2/1/high_res_d/4206651.pdf https://digital.library.unt.edu/ark:/67531/metadc876377/m2/1/high_res_d/4206651.pdf] | * [https://digital.library.unt.edu/ark:/67531/metadc876377/m2/1/high_res_d/4206651.pdf https://digital.library.unt.edu/ark:/67531/metadc876377/m2/1/high_res_d/4206651.pdf] | ||
| − | * [https://core.ac.uk/display/71303640 https://core.ac.uk/display/71303640],[https://academic.microsoft.com/#/detail/171236249 https://academic.microsoft.com/#/detail/171236249] | + | * [https://core.ac.uk/display/71303640 https://core.ac.uk/display/71303640], |
| + | : [https://academic.microsoft.com/#/detail/171236249 https://academic.microsoft.com/#/detail/171236249] | ||
Latest revision as of 12:44, 22 January 2021
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Published on 01/01/1975
Volume 1975, 1975
DOI: 10.2172/4206651
Licence: CC BY-NC-SA license
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