RelBib: Results for "(11853453x OR 11850553x)*"
https://relbib.de/search/results?filter[]=~author_facet:"Bach, Johann Sebastian 1685-1750"&filter[]=~author_facet:"Schmidt, Johann Michael 1934-"&filter[]=~relbib_notation_facet:"[Unassigned]"&lookfor=(11853453x OR 11850553x)*&type=AllFields