@book{169635,
	author = {Xiaoyan, Mei},
	title = {Optimization of fermentation conditions for the productions of ethanol from stalk juice of sweet sorghum by immobilized yeast using response surface methodology},
	year = {ene. 2009},
	url = {http://pubs.acs.org/doi/full/10.1021/ef800429u}
}