@article{SF_1983__26_134603,
     author = {J.P. Troallic and G. Hansel},
     title = {Points de continuit\'e \`a gauche d'une action de semi-groupe.},
     journal = {Semigroup forum},
     pages = {205--214},
     publisher = {mathdoc},
     volume = {26},
     year = {1983},
     zbl = {0504.22003},
     url = {http://geodesic.mathdoc.fr/item/SF_1983__26_134603/}
}