Holties, H. A., Goedbloed, J. P., Huysmans, G. T. A., & Kerner, W. (1997). Dependence of the MHD spectrum on the safety factor profile. Plasma Physics and Controlled Fusion, 39, 73-82. https://doi.org/10.1088/0741-3335/39/1/005 (Original work published 1997)
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