%0 Journal Article %A Orlando Ragnisco %A Federico Zullo %T Continuous and Discrete (Classical) Heisenberg Spin Chain Revised %J Symmetry, integrability and geometry: methods and applications %D 2007 %V 3 %U http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a32/ %G en %F SIGMA_2007_3_a32