@book{5976,
	author = {Zeven, A. C.},
	title = {Landraces and improved cultivars of bread wheat and other wheat types grown in the Netherlands up to 1944},
	publisher = {Agricultural University,},
	year = {1990},
	series = {Wageningen Agricultural University Papers},
	address = {Wageningen :},
	note = {60-118}
}