Univ., Diss.--Joensuu, 2006.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/255641917 |
Date | January 2006 |
Creators | Yang, Ronghua. |
Publisher | Joensuu : Joensuun yliopistopaino, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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