| Terms | Codes |
|---|---|
| Article contribution | Article contribution |
| Audio | Audio |
| Bachelor's thesis | Bachelor's thesis |
| Book | Book |
| Book part | Book part |
| Conference object | Conference object |
| Course material | Course material |
| Dataset | Dataset |
| Doctoral and postdoctoral thesis | Doctoral and postdoctoral thesis |
| Image/Video | Image/Video |
| Journal/Newspaper | Journal/Newspaper |
| Lecture | Lecture |
| Manuscript | Manuscript |
| Map | Map |
| Master's thesis | Master's thesis |
| Moving image/Video | Moving image/Video |
| Musical notation | Musical notation |
| Other non-article | Other non-article |
| Patent | Patent |
| Report | Report |
| Review | Review |
| Software | Software |
| Still image | Still image |
| Text | Text |
| Thesis | Thesis |
| Unknown | Unknown |