@article {3292,
	title = {Peterson  P.M. (2004)},
	journal = {Sida},
	volume = {21},
	year = {2004},
	pages = {311-320},
	keywords = {Calamagrostis},
	author = {Peterson, P.M., Soreng, R.J., Vldes-Reyna,J.}
}
