This is BibTeX, Version 0.99d (TeX Live 2016)
The top-level auxiliary file: main.aux
A level-1 auxiliary file: Titelblatt.aux
The style file: plain.bst
Database file #1: quellverzeichniss.bib
Warning--entry type for "test" isn't style-file defined
--line 11 of file quellverzeichniss.bib
Warning--entry type for "cite-key" isn't style-file defined
--line 17 of file quellverzeichniss.bib
Warning--to sort, need author or key in test
Warning--to sort, need author or key in cite-key
Warning--there's a month but no year in test
Warning--can't use both volume and number fields in software
(There were 6 warnings)
