Katsura, T., Sims, A. & Tomforde, M. (2009). Realizations of AF-algebras as graph algebras, Exel-Laca algebras, and ultragraph algebras. Journal of Functional Analysis, 257 (5), 1589-1620.
Katsura, T., Sims, A. & Tomforde, M. (2009). Realizations of AF-algebras as graph algebras, Exel-Laca algebras, and ultragraph algebras. Journal of Functional Analysis, 257 (5), 1589-1620.