Thesis--Helsingfors universitet. / Bibliography: p. [240]-256. Also issued in print.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/300730496 |
| Date | January 1953 |
| Creators | Koskinen, Aarne A. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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