@article{CMUC_1990__31_2_a0,
     author = {Bican, Ladislav and Binderov\'a, Renata},
     title = {A note on flat modules},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {197--200},
     publisher = {mathdoc},
     volume = {31},
     number = {2},
     year = {1990},
     mrnumber = {1077889},
     zbl = {0718.16001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1990__31_2_a0/}
}