@book{134841,
	author = {International Workshop of the Worls Perspectipes on Barley Yellow Dwarf and Burnett, P. a.},
	title = {World perspectives on Barley Yellow Dwarf Proceedings of the International Workshop},
	publisher = {International Maize and Wheat Improvement Center},
	year = {1990},
	address = {México, D:F:}
}