Reihe Classic Texts in the SciencesBernhard Riemann × On the Hypotheses Which Lie at the Bases of Geometry Bernhard RiemannSpringer International PublishingSoftcover2018 On the Hypotheses Which Lie at the Bases of Geometry Bernhard RiemannSpringer International PublishingHardcover2016 On the Hypotheses Which Lie at the Bases of Geometry Bernhard RiemannSpringer International PublishingeBook2016