@article{MABA_1988_2_1_a3,
     author = {P. Talpalaru},
     title = {On the {Application} of the {Comparison} {Method} to {Multivalued} {Difference} {Equations}},
     journal = {Mathematica balkanica},
     pages = {25},
     publisher = {mathdoc},
     volume = {2},
     number = {1},
     year = {1988},
     url = {http://geodesic.mathdoc.fr/item/MABA_1988_2_1_a3/}
}