@article{MABA_2011_25_4_a0,
     author = {E. Elabbasy and Sh. Elzeiny and T. Hassan},
     title = {Oscillation {Theorems} {Concerning} the {Non-Linear} {Dynamic} {Equation} of the {Second} {Order} on {Time} {Scales}},
     journal = {Mathematica balkanica},
     pages = {333},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {2011},
     url = {http://geodesic.mathdoc.fr/item/MABA_2011_25_4_a0/}
}