...
| article | http://purl.org/ontology/bibo/Article |
| book | http://purl.org/ontology/bibo/Book |
| book-chapter | http://purl.org/ontology/bibo/Chapter |
| dataset | http://purl.org/spar/fabio/Dataset |
| dissertation | |
| editorial | |
| erratum | |
| grant | |
| letter | |
| other | |
| paratext | |
| peer-review | |
| reference-entry | |
| report | |
| standard |
...