@article{PORMA_1979__38_3-4_115395,
     author = {Khan, M.D.},
     title = {A note on semitopological semigroups},
     journal = {Portugaliae mathematica},
     pages = {109--111},
     publisher = {mathdoc},
     volume = {38},
     number = {3-4},
     year = {1979},
     mrnumber = {0745238},
     zbl = {0537.22003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1979__38_3-4_115395/}
}