@article{MABA_2004_18_3-4_a7,
     author = {S. Gegovska-Zajkova and B. Jovanovic},
     title = {Two-Dimensional {Spectral} {Problems} {Containing} {Delta} {Distribution} or {Conjugation} {Conditions}},
     journal = {Mathematica balkanica},
     pages = {287},
     publisher = {mathdoc},
     volume = {18},
     number = {3-4},
     year = {2004},
     url = {http://geodesic.mathdoc.fr/item/MABA_2004_18_3-4_a7/}
}