@article {218942,
	title = {Oscillation of higher order difference equations via comparison},
	journal = {Glasnik matemati{\v c}ki},
	volume = {39},
	year = {2004},
	note = {n/a},
	pages = {287-299},
	publisher = {Hrvatsko matemati{\v c}ko dru{\v s}tvo i PMF-Matemati{\v c}ki odjel, Sveu{\v c}ili{\v s}ta u Zagrebu},
	abstract = {n/a},
	isbn = {0017-095X},
	author = {Agarwal, Ravi P and Said R. Grace and O{\textquoteright}regan, Donal}
}
