@article{10_1017_S2040618500035413,
     author = {Munn, W. D. and Reilly, N. R.},
     title = {Congruences on a bisimple \ensuremath{\omega}-semigroup},
     journal = {Glasgow mathematical journal},
     pages = {184--192},
     year = {1966},
     volume = {7},
     number = {4},
     doi = {10.1017/S2040618500035413},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500035413/}
}