@article {4453,
	title = {The cetrarioid core group revisited (Lecanorales: Parmeliaceae)},
	journal = {Lichenologist},
	volume = {43},
	year = {2011},
	pages = {537-551},
	issn = {0024-2829},
	doi = {10.1017/S0024282911000508},
	url = {https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0024282911000508},
	author = {Nelsen, M.P. and Chavez, N. and Sackett-Hermann, E. and Thell, A. and Randlane, T. and Divakar, P.K. and Rico, V.J. and Lumbsch, H.T.}
}
@article {2499,
	title = {The lichen genus Usnea (lichenized Ascomycetes, Parmeliaceae) in Estonia with a key to the species in the Baltic countries},
	journal = {Lichenologist},
	volume = {39},
	year = {2007},
	pages = {415-438},
	issn = {0024-2829},
	doi = {10.1017/S0024282907007220},
	author = {T{\~o}rra, T. and Randlane, T.}
}
@article {2483,
	title = {Key to European Usnea species},
	journal = {Bibliotheca Lichenologica},
	volume = {100},
	year = {2009},
	pages = {419-462},
	url = {http://home.comcast.net/~nwlichens/Randlane_et\%20al_2009Usnea.pdf},
	author = {Randlane, T. and T{\~o}rra, T. and Saag, A. and Saag, L.}
}
@article {2474,
	title = {Phylogenetic relations of European shrubby taxa of the genus Usnea},
	journal = {Lichenologist},
	volume = {43},
	year = {2011},
	pages = {427-444},
	issn = {0024-2829},
	doi = {10.1017/S0024282911000375},
	author = {Saag, L. and T{\~o}rra, T. and Saag, A. and Del-Prado, R. and Randlane, T.}
}
@article {2062,
	title = {New or noteworthy lichens, lichenicolous and allied fungi from Bir{\v z}ai District, Lithuania},
	journal = {Botanica Lithuanica},
	volume = {14},
	year = {2008},
	chapter = {29},
	author = {Motiejunaite, J.S. and Alstrup, V. and Randlane, T. and Himelbrant, D. and Stoncius, D. and Hermansson, J. and Urbanavichus, G. and Suija, A. and Fritz, {\"O}. and Luko{\c s}iene, I.P. and Johansson, P.}
}
