@misc{indiciaee3de9c1f1655,
  title = {Spin dynamics in highly polarized silver at negative absolute temperatures.},
  author = {PJ Hakonen and KK Nummila and RT Vuorinen},
  year = {1992},
  doi = {10.1103/physrevb.45.2196},
  url = {https://pubmed.ncbi.nlm.nih.gov/10001737/},
  note = {Source identifier: 10001737}
}