Persistent identifier https://phaidra.univie.ac.at/o:1714663
Handle https://hdl.handle.net/11353/10.1714663
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_to_Dover_Publications_Inc_Hayward_Cirker_1958-12-11_L_Copy/dv:981673