@book {1964,
	title = {Determination of plant-available soil manganese},
	series = {Manganese in soils and plants},
	year = {1988},
	pages = {87-98},
	publisher = {Kluwer Publishers},
	organization = {Kluwer Publishers},
	address = {Dordrecht},
	author = {Reisenauer, H. M}
}
