RelBib: Results for "(11853856x OR 11853453x)"

https://relbib.de/search/results?filter[]=is_open_access:"non-open-access"&filter[]=topic_facet:"Nietzsche, Friedrich (1844-1900)"&filter[]=topic_facet:"Nietzsche, Friedrich Wilhelm"&filter[]=~author_facet:"Aschheim, Steven E. 1942-"&filter[]=~author_facet:"Riedel, Manfred 1936-2009"&filter[]=~geographic_facet:"Germany"&filter[]=~mediatype:"Non-Electronic"&lookfor=(11853856x OR 11853453x)&type=AllFields