@article{SF_1983__26_134598,
     author = {R.P. Hunter},
     title = {Some remarks on subgroups defined by the {Bohr} compactification.},
     journal = {Semigroup forum},
     pages = {125--138},
     publisher = {mathdoc},
     volume = {26},
     year = {1983},
     zbl = {0503.22001},
     url = {http://geodesic.mathdoc.fr/item/SF_1983__26_134598/}
}