@article {219194,
	title = {Oscillation criteria for first-order forced nonlinear difference equations},
	journal = {Advances in Difference Equations},
	volume = {2006},
	year = {2006},
	note = {n/a},
	pages = {1-16},
	publisher = {Springer},
	abstract = {n/a},
	author = {Agarwal, Ravi P and Said R. Grace and Smith, Tim}
}
