RelBib: Results for "(11850522x OR (11854523x OR 11850553x))"
https://relbib.de/search/results?filter[]=is_open_access:"non-open-access"&filter[]=~author_facet:"Gurlitt, Wilibald 1889-1963"&filter[]=~publisher_facet:"Bärenreiter"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=(11850522x OR (11854523x OR 11850553x))&type=AllFields