Persistent identifier https://phaidra.univie.ac.at/o:1702708
Handle https://hdl.handle.net/11353/10.1702708
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_Some_points_for_a_reply_to_Poppers_note_on_content_and_confirmation_1955-09-15_M_Copy/dv:936264