@article{SMJ2_2021_46_4_a1,
     author = {Chatzarakis, George and Kanagasabapathi, R and Selvarangam, Srinivasan and Thandapani, Ethiraju},
     title = {Oscillation theorems for second-order nonlinear difference equations with several sublinear neutral terms},
     journal = {Serdica Mathematical Journal},
     pages = {323--334},
     publisher = {mathdoc},
     volume = {46},
     number = {4},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2021_46_4_a1/}
}