PaperMagic-angle spinning NMR at near-liquid-helium temperaturesA Hackmann, H Seidel, et al.Journal of Magnetic Resonance (1969)
PaperA strategem for low-temperature magic-angle spinning using nitrogen spinning gasR.D Kenrick, S Friedrich, et al.Journal of Magnetic Resonance (1969)
PaperRare spin polarization by the nuclear solid effectR.A Wind, C.S YannoniJournal of Magnetic Resonance (1969)
PaperA simple "magic-angle" spinning apparatus for routine use in NMR spectroscopy of solidsC.A Fyfe, H Mossbruger, et al.Journal of Magnetic Resonance (1969)
