Louis Kollros
Louis Kollros (7 May 1878 – 19 June 1959) was a Swiss mathematician. From 1909 to 1948 he was a professor ordinarius of geometry at ETH Zurich. Provided by Wikipedia
1
Published: 1949
Superior document: Beihefte zur Zeitschrift "Elemente der Mathematik" 7 : Kurze Mathematiker-Biographien
2
Published: 1947
Superior document: Beihefte zur Zeitschrift "Elemente der Mathematik" 2 : Kurze Mathematiker-Biographien