Evolution patterns and parameter regimes in edge localized modes on the National Spherical Torus Experiment,
D. R. Smith, R. J. Fonck, G. R. McKee, A. Diallo, S. M. Kaye, B. P. LeBlanc, and S. A. Sabbagh
Plasma Phys. Control. Fusion 58, 045003 (2016) (journal link) (pdf)