RelBib: Results for "(11853856x OR 11855896x)" https://relbib.de/search/results?filter[]=~author_facet:"Aler, Jan 1910-1992"&filter[]=~author_facet:"Simmel, Georg 1858-1918"&filter[]=~format:"Book"&lookfor=(11853856x OR 11855896x)&type=AllFields