%0 Journal Article %A C. Fischbacher %A G. Stolz %T The Infinite XXZ Quantum Spin Chain Revisited: Structure of Low Lying Spectral Bands and Gaps %J Mathematical modelling of natural phenomena %D 2014 %P 44-72 %V 9 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1051/mmnp/20149504/ %R 10.1051/mmnp/20149504 %G en %F MMNP_2014_9_5_a3