@article {7862,
	title = {Nieuwe vondsten van zeldzame planten in 2003 en 2004},
	journal = {Gorteria},
	volume = {32},
	year = {2006},
	month = {2006///},
	pages = {1 - 33},
	author = {R. van der Meijden and W. Holverda}
}
@article {7863,
	title = {Nieuwe vondsten van zeldzame planten in 2001 en 2002},
	journal = {Gorteria},
	volume = {29},
	year = {2003},
	month = {2003///},
	pages = {134 - 154},
	author = {R. van der Meijden and W. Holverda and R. van Moorsel and W. van der Slikke}
}
