@article {24220,
	title = {Structure-function relations of leaves in 24 species of winter and summer weeds},
	journal = {Global Journal of Environmental Research},
	volume = {1(3)},
	year = {2007},
	pages = {103-116},
	author = {G.M. Fahmy and A.K. Hegazy and M.I. Ali and N.H. Gomaa}
}
