@article{JNSA_2016_9_10_a9,
     author = {El-Dessoky, M. M. and Elsayed, E. M. and Alzahrani, E. O.},
     title = {The form of solutions and periodic nature for some rational difference equations systems },
     journal = {Journal of nonlinear sciences and its applications},
     pages = {5629-5647},
     publisher = {mathdoc},
     volume = {9},
     number = {10},
     year = {2016},
     doi = {10.22436/jnsa.009.10.10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.22436/jnsa.009.10.10/}
}