@article{AUPO_1995_34_1_a7,
     author = {Jukl, Marek},
     title = {Grassmann formula for certain type of modules},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {69--74},
     year = {1995},
     volume = {34},
     number = {1},
     mrnumber = {1447256},
     zbl = {0860.13006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1995_34_1_a7/}
}