17-06-2021, 06:45 PM
It is also mentioned in the book where Marco posted.
But I am still not really sure of the true meaning.
[url=http://digital.bib-bvb.de/view/bvbmets/viewer.0.6.4.jsp?folder_id=0&dvs=1623951150028~646&pid=5281832&locale=de&usePid1=true&usePid2=true][/url]

