Thesis (Ph. D.)--Cornell University, 1991. / Vita. Includes bibliographical references (leaves 262-269).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646935872 |
| Date | January 1991 |
| Creators | Nelson, Roy Carlyle. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Coverage | Brazil Brazil |
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