@misc{indiciaef800b37d67b3,
  title = {Up-down quark mass difference effect in nuclear many-body systems.},
  author = {S Nakamura and K Muto and M Oka and S Takeuchi and T Oda},
  year = {1996},
  doi = {10.1103/physrevlett.76.881},
  url = {https://pubmed.ncbi.nlm.nih.gov/10061575/},
  note = {Source identifier: 10061575}
}