@article{CMUC_2006__47_4_a8,
     author = {Liu, Chuan},
     title = {A note on paratopological groups},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {633--640},
     publisher = {mathdoc},
     volume = {47},
     number = {4},
     year = {2006},
     mrnumber = {2337418},
     zbl = {1150.54036},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2006__47_4_a8/}
}