A. T. Winfree, “Persistent tangles of vortex rings in excitable media, Physica D 84 (1995), pp. 126–147; J. P. Keener and J. J. Tyson, “The dynamics of scroll waves in excitable media,” SIAM Review 34 (1992), pp. 1–39; D. Margerit and D. Barkley, “Selection of twisted scroll waves in three-dimensional excitable media,” Physical Review Letters 86 (2001), pp. 175–178. Подробный обзор динамики свиткообразных волн можно найти в исправленном и дополненном издании The Geometry of Biological Time (2nd edition, 2001).