@article {10068,
	title = {Flux balance analysis of ammonia assimilation network in E. coli predicts preferred regulation point},
	journal = {PLoS ONE},
	year = {2011},
	doi = {10.1371/journal.pone.0016362},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/21283535},
	author = {Lu Wang and Luhua Lai and Qi Ouyang and Chao Tang}
}
