@article{Csákány_2002, title={A form of the Zermelo—von Neumann theorem under minimal assumptions}, volume={15}, url={https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3581}, abstractNote={A simple and general version of the classical result in the title is formulated and proved in the form of a proposition concerning formal languages.}, number={3}, journal={Acta Cybernetica}, author={Csákány, Béla}, year={2002}, month={Jan.}, pages={321-325} }