id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ejpam-1099	Zeghdoudi, Halim; Bouchahed, Lahsen; Dridi, Raouf	A complete Classification of Lienard equation	2013	11	.pdf	application/pdf	4039	271	77	=−2 f fx , fx x = 0 and g 6= 0 x − 2 f fx x 2 � 2 fx 3 f , B =− λ f fx , fx x x x = − f fx 3 fx x	cache/ejpam-1099.pdf	txt/ejpam-1099.txt