Diss. -- Helsingin yliopisto. / Myös paperimuodossa (ISBN 951-740-632-0).
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/141383364 |
Date | January 2006 |
Creators | Rytsälä, Heikki. |
Publisher | Helsinki : University of Helsinki, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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