Thesis (doctoral)--Rheinische Friedrich-Wilhelms-Universität Bonn, 1990. / Includes bibliographical references (p. 114.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/625872677 |
Date | January 1990 |
Creators | Yu, Jianming. |
Publisher | Bonn : [s.n.], |
Source Sets | OCLC |
Language | German |
Detected Language | English |
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