Klaus Geus, "Eratosthenes", in: Roger Bagnall, Kai Brodersen, Craige Champion, Andrew Erskine and Sabine Huebner (Eds.), The Encyclopedia of Ancient History, Wiley-Blackwell, 2013, 2481–2482
Published In
Roger Bagnall, Kai Brodersen, Craige Champion, Andrew Erskine and Sabine Huebner (Eds.), The Encyclopedia of Ancient History, Wiley-Blackwell, 2013