ah, I see now - the reference is to the RDA article, not to the recent update published in the Springer Big Data Journal: https://journalofbigdata.springerope

ah, I see now - the reference is to the RDA article, not to the recent update published in the Springer Big Data Journal: https://journalofbigdata.springeropen.com/articles/10.1186/s40537-020-00399-2 https://journalofbigdata.springeropen.com/articles/10.1186/s... my bad, sorry!