Thesis (Ph.D.)--Columbia University, 1993. / Includes bibliographical references.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/86068381 |
Date | January 1993 |
Creators | Xu, Xiaoqun, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
Source | online access from Digital Dissertation Consortium access full-text |
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