@article {38482,
	title = {Soil extractable manganese and uptake in a natural fir stand grown on calcareous soils},
	journal = {Communications in soil science and plant analysisCommunications in soil science and plant analysis},
	volume = {35},
	number = {1-2},
	year = {2004},
	pages = {233-241},
	isbn = {0010-3624},
	author = {Michopoulos, P and Economou, A. and Nikolis, N}
}
