@article{MABA_2004_18_3-4_a5,
     author = {I. Dimovski and J. Paneva},
     title = {Duhamel {Representation} for a {Class} of {Non-Local} {Boundary} {Value} {Problems}},
     journal = {Mathematica balkanica},
     pages = {265},
     publisher = {mathdoc},
     volume = {18},
     number = {3-4},
     year = {2004},
     url = {http://geodesic.mathdoc.fr/item/MABA_2004_18_3-4_a5/}
}