@misc{indiciae7509a4b7c30f,
  title = {Double-quantum nutations in a two-level spin system.},
  author = {R Boscaino and FM Gelardi and G Messina},
  year = {1986},
  doi = {10.1103/physrevb.33.3076},
  url = {https://pubmed.ncbi.nlm.nih.gov/9938686/},
  note = {Source identifier: 9938686}
}