@article {5897,
	title = {An egalitarian network model for the emergence of simple and complex cells in visual cortex},
	journal = {Proceedings of the National Academy of Sciences of the United States of America},
	year = {2004},
	pages = {366-371},
	doi = {10.1073/pnas.2036460100},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/14695891},
	author = {Louis Tao and Michael Shelley and David McLaughlin and Robert Shapley}
}
