Thesis (doctoral)--Universität Bonn, 1989. / Bibliography: p. 114-116.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/624452004 |
Date | January 1989 |
Creators | Zhang, Chengdian. |
Publisher | Bonn : [s.n.], |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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