%0 Journal Article %A Guido Magnano %A Taras Skrypnyk %T New Separation of Variables for the Classical XXX and XXZ Heisenberg Spin Chains %J Symmetry, integrability and geometry: methods and applications %D 2020 %V 16 %U http://geodesic.mathdoc.fr/item/SIGMA_2020_16_a46/ %G en %F SIGMA_2020_16_a46