Persistent identifier https://phaidra.univie.ac.at/o:1685022
Handle https://hdl.handle.net/11353/10.1685022
URI https://valep.vc.univie.ac.at/virtualarchive/public/Neurath_Institute_for_the_Unity_of_Science_to_Morris_Jrgensen_Neurath_Rougier_Encyclopedia_Organizing_Committee_Philipp_Frank_Carnap_1937-09-17_L_Original/dv:953368