@article {5201,
	title = {Irradiance governs exploitation of fungi: fine-tuning of carbon gain by two partially myco-heterotrophic orchids},
	journal = {Proc. Roy. Soc. London, Ser. B},
	volume = {277},
	year = {2010},
	month = {2010///},
	pages = {1333 - 1336},
	author = {Preiss, K. and Adam, I. K. and Gebauer, G.}
}
@article {3739,
	title = {C and N stable isotope signatures reveal constraints to nutritional modes of orchids from the Mediterranean and Macaronesia},
	journal = {Amer. J. Bot.},
	volume = {97(6)},
	year = {2010},
	month = {2010///},
	pages = {903 - 912},
	author = {Liebel, H. R. and Bidartondo, M. I. and Preiss, K. and Segreto, R. and St{\"o}ckel, M. and Rodda, M. and Gebauer, G.}
}
