Thesis--Helsinki. / Includes five papers on which the present dissertation is based (p. 61-131). Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/558108998 |
| Date | January 1970 |
| Creators | Ylikahri, Reino. |
| Publisher | Helsinki : [s.n.], |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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