Author(s): |
P. Ostertag
|
---|---|
Medium: | journal article |
Language(s): | French |
Published in: | Bulletin technique de la Suisse romande, 20 January 1923, n. 2, v. 49 |
Year: | 1923 |
DOI: | 10.5169/seals-38202 |
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10508298 - Published on:
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27/11/2020