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 ## at ontologisere korrekt
 
+Prior art:
+<https://link.springer.com/content/pdf/10.1007/s10639-020-10226-z.pdf>
+
 [Functional interoperability and choice in RDA](http://www.gordondunsire.com/pubs/docs/FuncInterRDA.pdf)
 udgivet i 2019 af Gordon Dunsire
 beskriver overvejelser omkring hierarki og fleksibilitet.