@article{10_21136_MB_2015_144459,
     author = {Li, Tongxing and Rogovchenko, Yuriy V. and Zhang, Chenghui},
     title = {Oscillation of fourth-order quasilinear differential equations},
     journal = {Mathematica Bohemica},
     pages = {405--418},
     publisher = {mathdoc},
     volume = {140},
     number = {4},
     year = {2015},
     doi = {10.21136/MB.2015.144459},
     mrnumber = {3432542},
     zbl = {06537673},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2015.144459/}
}