Persistent identifier https://phaidra.univie.ac.at/o:1503627
Handle https://hdl.handle.net/11353/10.1503627
URI https://valep.vc.univie.ac.at/virtualarchive/public/Folder_20b_ber_die_Basis_der_Distanz-Methode_fr_N_Items_5-8_1956_1956/a:653623