RelBib: Results for "(((11850021x OR 11856059x) OR 11854523x) OR 11860922x)*" https://relbib.de/search/results?filter[]=~author_facet:"Beetz, Manfred 1941-2021"&lookfor=(((11850021x OR 11856059x) OR 11854523x) OR 11860922x)*&type=AllFields