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Bibliographic Record
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- Material Type
- 博士論文
- Author/Editor
- Hetterich, Karl-Heinz Walter.
- Series Title
- Author Heading
- Publication, Distribution, etc.
- Publication Date
- 1967.
- Extent
- 117p.
- Degree grantor/type
- Eidgenössische Technische Hochschule Zürich
- Date Granted
- 1967.