@article {1648,
	title = {The effects of sulphur dioxide on the parasitism of the rust fungus Uromyces viciae-fabae on Vicia faba.},
	volume = {68},
	year = {1990},
	pages = {1-14},
	author = {Lorenzini, G, and Farina, R. and Guidi, L.}
}
@article {1637,
	title = {Growth Dynamics of Wheat (Triticum aestivum L.) Exposed to Sulfur Dioxide Pollution.},
	volume = {45},
	year = {1990},
	pages = {408-414},
	author = {Lorenzini, G. and Panicucci, A. and Guidi, L.}
}
