@article{MABA_2005_19_1-2_a12,
     author = {Dimiter Stoichkov Kovachev},
     title = {Discrete {Functions} with a {Given} {Range} and a {Given} {C-Spectrum}},
     journal = {Mathematica balkanica},
     pages = {119},
     publisher = {mathdoc},
     volume = {19},
     number = {1-2},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/MABA_2005_19_1-2_a12/}
}