o:1486151
Persistent identifier https://phaidra.univie.ac.at/o:1486150
Handle https://hdl.handle.net/11353/10.1486150
URI https://valep.vc.univie.ac.at/virtualarchive/public/Folder_20_An_Axiom_System_of_Inductive_Logic_Part_IV_1963_1963/a:654024