Richeson, D. & Richeson, D.
(2019).
Euler's Gem. The Polyhedron Formula and the Birth of Topology. Princeton: Princeton University Press.
Retrieved 21 Oct. 2019, from
https://www.degruyter.com/view/product/540383

Richeson, David S. and David S. Richeson. Euler's Gem. The Polyhedron Formula and the Birth of Topology. Princeton: Princeton University Press, 2019. Web.
Retrieved 21 Oct. 2019, from
https://www.degruyter.com/view/product/540383

Richeson, David S. and David S. Richeson. 2019. Euler's Gem. The Polyhedron Formula and the Birth of Topology. Princeton: Princeton University Press.
Retrieved 21 Oct. 2019, from
https://www.degruyter.com/view/product/540383