RelBib: Results for "(((13774529x OR 13384126x) OR (13214526x OR 16315726x)) OR 13388127x)" https://relbib.de/search/results?filter[]=~format:"Book"&lookfor=(((13774529x OR 13384126x) OR (13214526x OR 16315726x)) OR 13388127x)&type=AllFields