@article{SF_1970__1_133796,
     author = {M. Mislove},
     title = {The existence of {Irr} {X.}},
     journal = {Semigroup forum},
     pages = {243--248},
     publisher = {mathdoc},
     volume = {1},
     year = {1970},
     zbl = {0217.08501},
     url = {http://geodesic.mathdoc.fr/item/SF_1970__1_133796/}
}