TY  - RPRT
TI  - Coil optimization for magnetic brain stimulation.
AU  - J Ruohonen
AU  - J Virtanen
AU  - R J Ilmoniemi
DO  - 10.1007/bf02684168
UR  - https://pubmed.ncbi.nlm.nih.gov/9300108/
ID  - 9300108
ER  -