TY  - RPRT
TI  - Linear quadrupoles with added octopole fields.
AU  - Michael Sudakov
AU  - D J Douglas
PY  - 2003
DO  - 10.1002/rcm.1187
UR  - https://pubmed.ncbi.nlm.nih.gov/14558128/
ID  - 14558128
ER  -