Persistent identifier https://phaidra.univie.ac.at/o:1459736
Handle https://hdl.handle.net/11353/10.1459736
URI https://valep.vc.univie.ac.at/virtualarchive/public/Carnap_Topologie_der_Raum-Zeit-Welt_K-Z-System_1923-1930_M_Original/dv:823515