https://cds.ismrm.org/ismrm-2003/ismrm03.pdf (Abstract)
Avdievich, N., & Hetherington, H. (2003). Modified Perturbation Method for TEM Coil Tuning and Evaluation. Poster presented at 11th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2003), Toronto, ON, Canada.