RelBib: Results for "(11853856x OR (11853453x OR 11850553x))"
https://relbib.de/search/results?filter[]=genre_facet:"Conference program"&filter[]=topic_facet:"Congresses"&filter[]=~language:"German"&filter[]=~relbib_notation_facet:"VA"&lookfor=(11853856x OR (11853453x OR 11850553x))&type=AllFields