@article{10_21136_CMJ_1975_101316,
     author = {Shum, Kar-Ping},
     title = {On compressed ideals in topological semigroups},
     journal = {Czechoslovak Mathematical Journal},
     pages = {261--273},
     publisher = {mathdoc},
     volume = {25},
     number = {2},
     year = {1975},
     doi = {10.21136/CMJ.1975.101316},
     mrnumber = {0369602},
     zbl = {0316.22004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1975.101316/}
}