@article {grace1996oscillation,
	title = {Oscillation criteria for retarded differential equations with a nonlinear damping term},
	journal = {aequationes mathematicae},
	volume = {51},
	number = {1},
	year = {1996},
	note = {n/a},
	pages = {68{\textendash}82},
	publisher = {Birkh{\"a}user-Verlag Basel},
	abstract = {n/a},
	author = {Grace, SR}
}
