@misc{indiciaef93c136c1112,
  title = {Thermofield transfer-matrix method and its applications to quantum spin systems.},
  author = {M Suzuki and H Betsuyaku},
  year = {1986},
  doi = {10.1103/physrevb.34.1829},
  url = {https://pubmed.ncbi.nlm.nih.gov/9939840/},
  note = {Source identifier: 9939840}
}