@article{CMUC_1979_20_2_a3,
     author = {Kepka, Tom\'a\v{s}},
     title = {Notes on quasimodules},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {229--247},
     year = {1979},
     volume = {20},
     number = {2},
     mrnumber = {539554},
     zbl = {0413.20054},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1979_20_2_a3/}
}