Letter / Issued Document - Letter
o:1734452
Persistent identifier https://phaidra.univie.ac.at/o:1734451
Handle https://hdl.handle.net/11353/10.1734451
URI https://valep.vc.univie.ac.at/virtualarchive/public/Ferenc_Altrichter_to_Carnap_1969-04-28_L/d:953698