I'm trying to have two bibliographies in one document. The first on is the normal references. And the later is intended to be a publication list and should be separated by type. I managed to split ...
With a setup as reproduced below, I end up with a section heading "Book Chapters" being produced although there is no bib entry to be printed. This leaves me (in my complete setting) with a bunch of ...
biblatex supports multiple bibliographies by looking up the 1) entry type, 2) keyword, or 3) category. This is all fine, but in the use case of primary sources and secondary sources: 1) the 'type' ...