@article{CMUC_1982__23_1_a2,
     author = {Jir\'asko, Josef},
     title = {Preradicals and generalizations of $QF$-$3'$ modules. {I.}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {25--40},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1982},
     mrnumber = {653349},
     zbl = {0467.16023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1982__23_1_a2/}
}