A. Goriely, S. Neukirch, and A. Hausrath. Helices through 3 or 4 points? Note di Matematica. 2012. 32, 1.
Alain Gorielygoriely@maths.ox.ac.uk
OCIAMMathematical InstituteAndrew Wiles BuildingRadcliffe Observatory QuarterWoodstock RoadOxford OX2 6GG