@misc{indiciae460714ba2c51, title = {Quantum Heisenberg model with long-range ferromagnetic interactions.}, author = {H Nakano and M Takahashi}, year = {1994}, doi = {10.1103/physrevb.50.10331}, url = {https://pubmed.ncbi.nlm.nih.gov/9975120/}, note = {Source identifier: 9975120} }