Thesis (Ph. D.)--University of California, Berkeley. / Some pages duplicated and some page numbering repeated. Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646942483 |
| Date | January 1989 |
| Creators | Oliveira, Gesner Jose. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Coverage | Brazil |
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