@article {3228,
	title = {15N and 13C natural abundance of autotrophic and myco-heterotrophic orchids provides insight into nitrogen and carbon gain from fungal association},
	journal = {New Phytol.},
	volume = {160},
	year = {2003},
	month = {2003///},
	pages = {209 - 223},
	author = {Gebauer, G. and Meyer, M.}
}
