DOI10.1002/zamm.19310110205zbMath57.0603.02OpenAlexW2086950720MaRDI QIDQ573534
E. Zermelo
Publication date: 1931 Published in: Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) (Search for Journal in Brave) Full work available at URL: https://doi.org/10.1002/zamm.19310110205
