@article{10_4153_CJM_2006_003_x,
     author = {Exel, R. and Vershik, A.},
     title = {${{C}^{*}}$ {-Algebras} of {Irreversible} {Dynamical} {Systems}},
     journal = {Canadian journal of mathematics},
     pages = {39--63},
     year = {2006},
     volume = {58},
     number = {1},
     doi = {10.4153/CJM-2006-003-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2006-003-x/}
}