Persistent identifier https://phaidra.univie.ac.at/o:1710555
Handle https://hdl.handle.net/11353/10.1710555
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_to_Alberto_Pasquinelli_Il_Mulino_1970-04-23_L_Copy/dv:982247