Extent: | 106 S. : Ill., graph. Darst. |
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Series: | Forschungsberichte des Landes Nordrhein-Westfalen. - Opladen : Westdt. Verl.. - Vol. 1056 |
Type of publication: | Book / Working Paper |
Type of publication (narrower categories): | Dissertation u.a. Prüfungsschriften |
Language: | German |
Thesis: | Zugl.: Hannover, Techn. Hochsch., Diss., 1960 |
Source: |
Persistent link: https://www.econbiz.de/10004658964