@article {grace2009oscillation,
	title = {On the oscillation of certain second order nonlinear dynamic equations},
	journal = {Mathematical and Computer Modelling},
	volume = {50},
	number = {1-2},
	year = {2009},
	note = {n/a},
	pages = {273{\textendash}286},
	publisher = {Elsevier},
	abstract = {n/a},
	author = {Said R. Grace and Agarwal, Ravi P and Kaymak{\c c}alan, Bill{\^u}r and Sae-jie, Wichuta}
}
