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ETDs from ProQuest can have a variety of files and file types. Each file with a currently supported content model DRS Content Model will need a separate DRS Object and be assigned a 'Role' in DRS. Supplementary files that do not have a supported content modelFiles that have formats that are not currently supported by DRS Content Models, like CAD files, will all be put in one Opaque Object. The DRS Content Guide explains which file formats are appropriate for each supported Content Model.
For example, a ProQuest ETD could have the following files
- Thesis in PDF format
- mets.xml file
- License files in PDF (or other) formats
- Supplementary files, such as thesis appendices, data sets, videos, etc,. in a variety of formats
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