@article{NSJOM_2005_35_2a_10,
     author = {H. P\'eics},
     title = {Positive solutions of neutral 

 delay difference equation},
     journal = {Novi Sad Journal of Mathematics},
     pages = {111-122},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2005_35_2a_10/}
}