Persistent identifier https://phaidra.univie.ac.at/o:1716579
Handle https://hdl.handle.net/11353/10.1716579
URI https://valep.vc.univie.ac.at/virtualarchive/public/Richard_Ritter_Meiner_Verlag_to_Carnap_1967-03-17_L_Original/dv:940382