@article{MOMA_1993__116_2_178615,
     author = {Karol Krzyzewski},
     title = {On {Exact} {Toral} {Endomorphisms.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {39--48},
     publisher = {mathdoc},
     volume = {116},
     number = {2},
     year = {1993},
     zbl = {0786.22007},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1993__116_2_178615/}
}