Grube, Martin (2018). "The lichen thallus as a microbial habitat". In Blanz, Paul (ed.). Biodiversity and Ecology of Fungi, Lichens, and Mosses. Biosystematics and Ecology. Vol. 34. Verlag der Österreichischen Akademie der Wissenschaften. pp. 529–546. doi:10.1553/0x003892e7. ISBN978-3-7001-8219-1.
Diederich, Paul; Christianse, M. Skytte (1994). "Biatoropsis usnearum Räsänen, and other heterobasidiomycetes on Usnea". The Lichenologist. 26 (1): 47–66. doi:10.1006/lich.1994.1004.
Hawksworth, D.L. (1983). "A key to the lichen-forming, parasitic, parasymbiotic and saprophytic fungi occurring on lichens in the British Isles". The Lichenologist. 15 (1): 1–44. doi:10.1017/S0024282983000031.
Lawrey, James D. (2002). "Isolation and culture of lichenicolous fungi". In Kranner, I.C.; Beckett, R.P.; Varma, A.K. (eds.). Protocols in Lichenology. Berlin, Heidelberg: Springer Berlin Heidelberg. pp. 75–84. doi:10.1007/978-3-642-56359-1_6. ISBN978-3-540-41139-0.
Fernández‐Mendoza, Fernando; Fleischhacker, Antonia; Kopun, Theodora; Grube, Martin; Muggia, Lucia (2017). "ITS 1 metabarcoding highlights low specificity of lichen mycobiomes at a local scale". Molecular Ecology. 26 (18): 4811–4830. doi:10.1111/mec.14244. PMID28771869.
de Morais, Gustavo Filete; dos Santos Ribas, Luiz Guilherme; Ortega, Jean Carlo Gonçalves; Heino, Jani; Bini, Luis Mauricio (2018). "Biological surrogates: A word of caution". Ecological Indicators. 88: 214–218. doi:10.1016/j.ecolind.2018.01.027.