RelBib: Results for "11853856X" https://relbib.de/search/results?filter[]=genre_facet:"Thesis"&filter[]=~author_facet:"Sieg, Ulrich 1960-"&filter[]=~author_facet:"Simmel, Georg 1858-1918"&filter[]=~language:"German"&lookfor=11853856X&type=AllFields