@article {5482,
	title = {Studien an flechtenbewohnenden Pilzen der Sammelgattung Didymella (Ascomycetes, Dothideales)},
	journal = {Nova Hedwigia},
	volume = {51},
	year = {1990},
	pages = {283-360},
	author = {Grube, M. and Hafellner, J.}
}
@article {5378,
	title = {Studien an flechtenbewohnenden Pilzen der Sammelgattung Didymella (Ascomycetes, Dothideales)},
	journal = {Nova Hedwigia},
	volume = {51},
	year = {1990},
	pages = {283-360},
	url = {https://www.researchgate.net/publication/291983338_Studien_an_flechtenbewohnenden_Pilzen_der_Sammelgattung_Didymella_Ascomycetes_Dothideales},
	author = {Grube, M. and Hafellner, J.}
}
@article {3378,
	title = {Studien an flechtenbewohnenden Pilzen der Sammelgattung Didymella (Ascomycetes, Dothideales)},
	journal = {Nova Hedwigia},
	volume = {51},
	year = {1990},
	pages = {283-360},
	author = {Grube, M. and Hafellner, J.}
}
@article {2057,
	title = {The lichenicolous fungi of Greenland},
	journal = {Meddelelser om Gr{\o}nland, Bioscience},
	volume = {31},
	year = {1990},
	pages = {93 pp},
	author = {Alstrup, V. and Hawksworth, D.L.}
}
