@article{NUMA_1971__18_132107,
     author = {J.J. Cannon},
     title = {Computing the {Ideal} {Structure} of {Finite} {Semigroups.}},
     journal = {Numerische Mathematik},
     pages = {254--266},
     publisher = {mathdoc},
     volume = {18},
     year = {1971},
     zbl = {0302.20053},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1971__18_132107/}
}