Maxime Dugave, Frank Göhmann, Karol K. Kozlowski, Junji Suzuki. Asymptotics of correlation functions of the Heisenberg-Ising chain in the easy-axis regime.
Journal of Physics A: Mathematical and Theoretical, IOP Publishing, 2016, 49 (7),
⟨10.1088/1751-8113/49/7/07LT01⟩.
⟨hal-01413200⟩