Here is an overview of used external reference systems, mainly to get an idea which systems are worth to look into (e.g. usage of the their API, if available).
| Name | Count | Website URL | Resolver URL | Default |
|---|---|---|---|---|
| ByzAD | 68 | http://typika.cfeb.org | exact match | |
| Diktyon Number | 295 | https://pinakes.irht.cnrs.fr/ | https://pinakes.irht.cnrs.fr/notices/cote/ | exact match |
| GeoNames | 100 | https://www.geonames.org/ | https://www.geonames.org/ | |
| PLP | 236 | exact match | ||
| PmbZ | 6 | http://pom.bbaw.de/pmbz/index.html | exact match | |
| Prosopography of the Byzantine World | 61 | https://pbw2016.kdl.kcl.ac.uk/ | exact match | |
| Wikidata | 306 | https://www.wikidata.org | https://www.wikidata.org/entity/ |
| Name | Count | Website URL | Resolver URL | Default |
|---|---|---|---|---|
| AMA number | 2,457 | exact match | ||
| ArchWort | 4 | https://archwort.dainst.org/ | https://archwort.dainst.org/de/term/ | exact match |
| GeoNames | 821 | https://www.geonames.org/ | https://www.geonames.org/ | close match |
| Getty AAT | 341 | http://vocab.getty.edu/aat/ | http://vocab.getty.edu/page/aat/ | exact match |
| GND | 31 | https://gnd.network/ | https://d-nb.info/gnd/ | exact match |
| Monasterium.net | 9 | https://www.monasterium.net/ | https://www.monasterium.net/ | exact match |
| PeriodO | 38 | https://perio.do/en | http://n2t.net/ark:/99152/ | exact match |
| WHO ICD 10 | 48 | https://www.who.int/standards/classifications/classification-of-diseases | https://icd.who.int/browse10/2019/en#/ | exact match |
| Wikidata | 1,020 | https://www.wikidata.org | https://www.wikidata.org/entity/ | exact match |