Pask, D., Raeburn, I. & Weaver, N. A. (2010). Periodic 2-graphs arising from subshifts. Bulletin of the Australian Mathematical Society, 82 (1), 120-138.
Pask, D., Raeburn, I. & Weaver, N. A. (2010). Periodic 2-graphs arising from subshifts. Bulletin of the Australian Mathematical Society, 82 (1), 120-138.