@article{SQW17b-IT,
	author = {J. Sun and Q. Qu and J. Wright},	
	title = {Complete Dictionary Recovery over the Sphere II: Recovery by Riemannian Trust-Region Method},
           journal = {{IEEE} Transactions on Information Theory},
	volume = {63},
	number = {2},
	pages = {885-914},
	year = {2017}	
}