Thesis--Universität Bern. / Includes bibliographical references (p. 101).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/301148147 |
| Date | January 1954 |
| Creators | Gerig, Hermann. |
| Publisher | Winterthur : P.G. Keller, |
| Source Sets | OCLC |
| Language | German |
| Detected Language | English |
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