@article{10_21136_MB_2009_140673,
     author = {Dix, Julio G. and Ghose, Dillip Kumar and Rath, Radhanath},
     title = {Oscillation of a higher order neutral differential equation with a sub-linear delay term and positive and negative coefficients},
     journal = {Mathematica Bohemica},
     pages = {411--425},
     publisher = {mathdoc},
     volume = {134},
     number = {4},
     year = {2009},
     doi = {10.21136/MB.2009.140673},
     mrnumber = {2597236},
     zbl = {1212.34191},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2009.140673/}
}