RelBib: Results for "(11853856x OR 11853453x)" https://relbib.de/search/results?filter[]=era_facet:"20th century"&filter[]=~author_facet:"Aschheim, Steven E. 1942-"&filter[]=~relbib_notation_facet:"ZC"&lookfor=(11853856x OR 11853453x)&type=AllFields