RelBib: Results for "(((13784526x OR (13845826x OR 123453276x)) OR 13874629x) OR 13234596x)" https://relbib.de/search/results?filter[]=~format:"Book"&lookfor=(((13784526x OR (13845826x OR 123453276x)) OR 13874629x) OR 13234596x)&type=AllFields