ORIGINAL
Persistent identifier https://phaidra.univie.ac.at/o:1713321
Handle https://hdl.handle.net/11353/10.1713321
URI https://valep.vc.univie.ac.at/virtualarchive/public/M_Balzer_Springer-Verlag_to_Carnap_1959-10-28_L_Original/dv:954088