o:1487549
Persistent identifier https://phaidra.univie.ac.at/o:1487548
Handle https://hdl.handle.net/11353/10.1487548
URI https://valep.vc.univie.ac.at/virtualarchive/public/Folder_11e_Philosophical_Foundations_of_Physics_Lecture_XIII_Item_5_1958-1962_1958-1962/a:653845