@misc{indiciae9ae0eb193fc7,
  title = {Quadrupole mass filters with octopole fields.},
  author = {Chuanfan Ding and N V Konenkov and D J Douglas},
  year = {2003},
  doi = {10.1002/rcm.1235},
  url = {https://pubmed.ncbi.nlm.nih.gov/14608619/},
  note = {Source identifier: 14608619}
}