@misc{indiciae0bbbaa66b844,
  title = {Neutrino helicity flip from gravity-spin coupling.},
  author = {YQ Cai and G Papini},
  year = {1991},
  doi = {10.1103/physrevlett.66.1259},
  url = {https://pubmed.ncbi.nlm.nih.gov/10043160/},
  note = {Source identifier: 10043160}
}