@article{SF_1983__26_134616,
     author = {W.D. Munn},
     title = {On the singular ideals of inverse semigroup algebras.},
     journal = {Semigroup forum},
     pages = {375--378},
     year = {1983},
     volume = {26},
     zbl = {0511.20051},
     url = {http://geodesic.mathdoc.fr/item/SF_1983__26_134616/}
}