o:1467405
Persistent identifier https://phaidra.univie.ac.at/o:1467404
Handle https://hdl.handle.net/11353/10.1467404
URI https://valep.vc.univie.ac.at/virtualarchive/public/Folder_15_Letter_by_Carnap_to_Haim_Gaifman_1970_1970/a:725419