An addition to &quot;On defining well-orderings&quot;

Instytut Matematyczny Polskiej Akademii Nauk / Institute of Mathematics / Publishing house / Journals and Serials / Fundamenta Mathematicae / All issues

E. Lopez-Escobar Fundamenta Mathematicae 59 (1966), 299-300 DOI: 10.4064/fm-59-3-299-300