@article {3490,
	title = {Rua  G.H. (2008)},
	journal = {Systematic Botany},
	volume = {33},
	number = {2},
	year = {2008},
	pages = {267-276},
	keywords = {PASPALUM},
	author = {Rua, G.H., and Valls, J.F.M. and Graciano-Ribeiro, D and Oliveira, R.C.}
}
