@article{SIGMA_2014_10_a42,
     author = {Maxime Dugave and Frank G\"ohmann and Karol Kajetan Kozlowski},
     title = {Functions {Characterizing} the {Ground} {State} of the {XXZ} {Spin-1/2} {Chain} in~the {Thermodynamic} {Limit}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2014},
     volume = {10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2014_10_a42/}
}