Index and Subindex List
| Index | Verbalisation | fold | rich | stem | raw |
|---|---|---|---|---|---|
| au | Author | yes | yes | no | yes |
| af | Affiliation | yes | yes | no | yes |
| ca | Author Country | yes | yes | no | yes |
| ti | Title (document) | yes | yes | yes | no |
| co | Title (conference) | yes | yes | no | no |
| jo | Title (journal) | yes | yes | no | yes |
| di | Discipline (document) | yes | yes | no | yes |
| Discipline (journal) | Discipline (journal) | yes | yes | no | yes |
| cc | Classification code | yes | yes | no | yes |
| kw | Keyword | yes | yes | yes | yes |
| dt | Document type | no | yes | no | yes |
| py | Publication Year | no | no | no | yes |
| la | Language | yes | yes | no | yes |
| is | ISBN/ISSN/Coden | yes | yes | no | yes |
| id | Identifier (other) | yes | yes | no | yes |
| pu | Publisher | yes | yes | no | yes |
| Origin | Origin | yes | yes | no | yes |
| ct | Classification (text) | yes | yes | no | yes |
