Philosophy of Mathematics in Antiquity and in Modern TimesUlrich Felgner · First published 2023Open the Tome
Philosophie der Mathematik in der Antike und in der NeuzeitUlrich Felgner · First published 2020Open the Tome
Felix Hausdorff - Gesammelte Werke Band IAUlrich Felgner, Vladimir Kanovei, Peter Koepke, Walter Purkert · First published 2013Open the Tome
