Loop-Gap Resonator References
T.M. Grist, J.S. Hyde
"Resonators for in-vivo phosphorous-31 NMR at 1.5 T."
J. Magn. Reson. 61:571-578 (1985).

J.B. Kneeland, A. Jesmanowicz, W. Froncisz, T.M. Grist, J.S. Hyde
"High-resolution localized magnetic resonance imaging using loop-gap resonator pairs."
Radiology 158:247-250 (1986).

T.M. Grist, A. Jesmanowicz, J.S. Hyde
Magn. Reson. Med. 3:135 (1986).