Medium: | journal article |
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Language(s): | German |
Published in: | Schweizerische Bauzeitung (1947-1978), 19 June 1969, n. 25, v. 87 |
DOI: | 10.5169/seals-70726 |
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10497834 - Published on:
23/11/2020 - Last updated on:
23/11/2020