o:1720795
Persistent identifier https://phaidra.univie.ac.at/o:1720794
Handle https://hdl.handle.net/11353/10.1720794
URI https://valep.vc.univie.ac.at/virtualarchive/public/3rd_International_Congress_for_Logic_Methodology_and_Philosophy_of_Science_Return_Envelope_1967_B/d:943011