ISBN filter not working
See e.g. https://fandata.wikibase.nl/Boek?filters=query_Has+ISBN%5E%5E978-90-216-7234-2
Is this related to that issue with hyphens?
Edited by Dennis Groenewegen
See e.g. https://fandata.wikibase.nl/Boek?filters=query_Has+ISBN%5E%5E978-90-216-7234-2
Is this related to that issue with hyphens?