TY  - RPRT
TI  - Classical two-dimensional XXZ model: A test of a generalized self-consistent harmonic approximation.
AU  - AS Pires
PY  - 1996
DO  - 10.1103/physrevb.54.6081
UR  - https://pubmed.ncbi.nlm.nih.gov/9986612/
ID  - 9986612
ER  -