@article{SF_1982__24_134552,
     author = {T.E. Hall},
     title = {Epimorphisms and dominions.},
     journal = {Semigroup forum},
     pages = {271--284},
     publisher = {mathdoc},
     volume = {24},
     year = {1982},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SF_1982__24_134552/}
}